Q:Information:  - Clemson University is an American public, coeducational, land-grant and sea-grant research university in Clemson, South Carolina.  - Waukegan is a city and the county seat of Lake County, Illinois, United States. As of the 2013 census estimate, the city had a population of 88,826. It is the ninth-largest city in Illinois by population. It is the fifth-largest city on the western shore of Lake Michigan, after Chicago, Milwaukee, Green Bay, and Kenosha.  - The AC Cobra, sold as the Shelby Cobra in the United States of America, is an Anglo-American sports car with a Ford V8 engine, produced intermittently in both the UK and United States of America since 1962.  - The Pirelli World Challenge is a North American auto racing series that is managed by WC Vision and sanctioned by the United States Auto Club (USAC). The World Challenge series was born in 1990, and celebrated its 25th anniversary season in 2014. The series consists of seven driver classifications and six classes of vehicles: Grand Touring (GT), GT Cup (starting in 2017, fields Porsche 991 GT3 Cup, Lamborghini Super Trofeo, and Ferrari Challenge), GTS, Touring Car (TC), "Touring Car B-spec" (TCB) since 2012, and "Touring Car A" (TCA) since 2014. In 2014, a GTA driver classification was established for professional drivers that do not make their living primarily from racing. In 2016, The series frequently races alongside the IndyCar Series on race event weekends.  - Lake Michigan is one of the five Great Lakes of North America and the only one located entirely within the United States. The other four Great Lakes are shared by the U.S. and Canada. It is the second-largest of the Great Lakes by volume and the third-largest by surface area, after Lake Superior and Lake Huron (and is slightly smaller than the U.S. state of West Virginia). To the east, its basin is conjoined with that of Lake Huron through the wide Straits of Mackinac, giving it the same surface elevation as its easterly counterpart; the two are technically a single lake. Lake Michigan is shared, from west to east, by the U.S. states of Wisconsin, Illinois, Indiana, and Michigan. Ports along its shores include, Chicago, Milwaukee, Green Bay, Wisconsin, Gary, Indiana, and Benton Harbor, Michigan. The word "Michigan" originally referred to the lake itself, and is believed to come from the Ojibwa word "mishigami" meaning "great water". In the earliest European maps of the region, the name of Lake Illinois has been found in addition to that of "Michigan".  - South Carolina is a state in the southeastern region of the United States. The state is bordered to the north by North Carolina, to the south and west by Georgia across the Savannah River, and to the east by the Atlantic Ocean.  - Carroll Shelby International was formed in 2003 from custom performance vehicle manufacturer Shelby American, when founder and owner Carroll Shelby took the company public, and additionally forming Shelby Automobiles as a subsidiary from which to continue manufacturing vehicles and parts. In 2009, "Shelby Automobiles" was officially renamed to "Shelby American", bringing back the original company name to celebrate the 45th anniversary of the 427 Cobra and GT350. Carroll Shelby Licensing is the second wholly owned subsidiary that forms Carroll Shelby International, which is based in Nevada. Shelby American manufactures component automobiles, including replicas of the small-block and large-block AC Cobras, the Shelby GT350 and the GT500 Super Snake. Since 2005, Shelby American has released new models each year.  - Road America is a road course located near Elkhart Lake, Wisconsin on Wisconsin Highway 67. It has hosted races since the 1950s and currently hosts races in the NASCAR Xfinity Series, WeatherTech SportsCar Championship, SCCA Pirelli World Challenge, ASRA, AMA Superbike series, and IndyCar Series. Open-wheel racing journalist Robin Miller says that Road America is "the best test of road racing in North America".  - The National Association for Stock Car Auto Racing (NASCAR) is an American family-owned and operated business venture that sanctions and governs multiple auto-racing sports events. Bill France Sr. founded the company in 1948 and his grandson Brian France became its CEO in 2003. NASCAR is motorsport's preeminent stock-car racing organization. The three largest racing-series sanctioned by this company are the Monster Energy NASCAR Cup Series, the Xfinity Series, and the Camping World Truck Series. The company also oversees NASCAR Local Racing, the Whelen Modified Tour, the Whelen All-American Series, and the NASCAR iRacing.com Series. NASCAR sanctions over 1,500 races at over 100 tracks in 39 of the 50 US states as well as in Canada. NASCAR has presented exhibition races at the Suzuka and Motegi circuits in Japan, the Autódromo Hermanos Rodríguez in Mexico, and the Calder Park Thunderdome in Australia.  - A university ("a whole", "a corporation") is an institution of higher (or tertiary) education and research which grants academic degrees in various subjects.  Universities typically provide undergraduate education and postgraduate education.  - John Morton ( born February 17 , 1942 ) is an American racing driver from Waukegan , Illinois . After his father took him to a race at Road America in 1957 , Morton became an avid racing fan . He went on to race jalopies in South Carolina before he dropped out of Clemson University to attend Carroll Shelby 's racing school at Riverside Raceway in California . Taking a menial job working in Carroll Shelby 's race shop , Morton saved his money to purchase his first race car , a Lotus Super 7 which he raced in SCCA ( Sports Car Club of America ) amateur races in 1963 . In 1964 he drove with Ken Miles at Sebring in a 427 Cobra for Shelby American Racing . Teaming with Miles and Skip Scott , Morton won the GT class at the Road America 500 , second overall , in a team Cobra . That year he bought his second race car : a Lotus 23B , which he still races today in vintage races for current owner Tom Griffiths . John raced mostly SCCA Club races through 1968 until Peter Brock ( the American designer , motorsports writer and photographer , not the Australian racer ) hired him for his new BRE Datsun team . The period between 1969 and 1972 were fruitful for John , Peter and Datsun . The team disbanded after the 1972 season after dominating both SCCA C Production with the 240Z ( National Championships in 1970 - 71 ) and the 2.5 Trans - Am with the 510 ( Championships in 1971 - 72 ) . Racing in F5000 , Can - Am and IMSA occupied the next few years . A short almost accidental foray into the movie industry in 1975 led to stunt work on a couple of feature films ( Gumball Rally and Greased Lightning ) and several TV shows ( Rockford Files and Fantasy Island ) . In 1981 Phil Conte joined John 's small Can - Am team as a sponsor for two years after which Phil formed his own IMSA team with John as one of his two drivers in the GTP category . In 1985 Jim Busby hired John as team driver in one of his BF Goodrich sponsored Porsche 962s with Pete Halsmer . The pair won the Times GP at Riverside in 1985 . In 1987 John drove for the...  - A county seat is an administrative center, seat of government, or capital city of a county or civil parish. The term is used in the United States, Canada, Romania, China and Taiwan. In the United Kingdom and Ireland, county towns have a similar function.  - Carroll Hall Shelby (January 11, 1923  May 10, 2012) was an American automotive designer, racing driver, and entrepreneur. He was best known for his involvement with the AC Cobra and later the Mustang-based performance cars for Ford Motor Company known as Shelby Mustangs, which he had modified during the late-1960 and early-2000. He established Shelby American Inc. in 1962 to manufacture and market performance vehicles and related products, as well as Carroll Shelby Licensing in 1988, that currently make up Carroll Shelby International    After reading the paragraphs above, we are interested in knowing the entity with which 'john morton ' exhibits the relationship of 'country of citizenship'. Find the answer from the choices below.  Choices: - academic  - american  - canada  - china  - france  - georgia  - romania  - united kingdom  - united states of america
A:
united states of america