Given the question: Information:  - Iowa Highway 316 ( Iowa 316 ) is a 5.183 - mile - long ( 8.341 km ) spur route in central Iowa . Iowa 316 begins at Iowa Highway 5 south of Swan , Iowa and ends at the eastern city limits of Runnells . Prior to 2003 , Iowa 316 extended north to Iowa Highway 163 north of Runnells , but that portion was turned over to Polk County . Iowa 316 's primary purpose is a crossing of the Des Moines River south of Runnells .  - Iowa Highway 5 is a highway in southern Iowa. It is a northsouth highway with a length of . It is the northernmost segment of a three-state "Highway 5" also involving Missouri Route 5 and Arkansas Highway 5. Portions of the highway are freeway and expressway. It had previously been designated Iowa Highway 60. The southern terminus of Iowa Highway 5 is at the Missouri border southwest of Cincinnati. Its northern terminus is at Interstate 35 at West Des Moines.  - The Midwestern United States, also referred to as the American Midwest or simply the Midwest, is one of the four geographic regions defined by the United States Census Bureau, occupying the northern central part of the United States of America. It was officially named the North Central region by the Census Bureau until 1984.  - Minnesota (locally ) is a state in the midwestern and northern regions of the United States. Minnesota was admitted as the 32nd U.S. state on May 11, 1858, created from the eastern half of the Minnesota Territory. The state has a large number of lakes, and is known by the slogan "Land of 10,000 Lakes". Its official motto is "L'Étoile du Nord" (French: "Star of the North"). Minnesota is the 12th largest in area and the 21st most populous of the U.S. states; nearly 60 percent of its residents live in the MinneapolisSaint Paul metropolitan area (known as the "Twin Cities"), the center of transportation, business, industry, education, and government and home to an internationally known arts community. The remainder of the state consists of western prairies now given over to intensive agriculture; deciduous forests in the southeast, now partially cleared, farmed and settled; and the less populated North Woods, used for mining, forestry, and recreation. Minnesota is known for its progressive political orientation and its high rate of civic participation and voter turnout. Until European settlement, Minnesota was inhabited by the Dakota and Ojibwe/Anishinaabe. During the 19th and early 20th centuries, the large majority of the European settlers emigrated from Scandinavia and Germany, and the state remains a center of Scandinavian American and German American culture. In recent decades, immigration from Asia, the Horn of Africa, and Latin America has broadened its historic demographic and cultural composition. Minnesota's standard of living index is among the highest in the United States, and the state is also among the best-educated and wealthiest in the nation.  - Missouri (see pronunciations) is a state in the Midwestern region of the United States, achieving statehood in 1821. With over six million residents, it is the eighteenth most populous state and host to the mean center of United States population. The largest urban areas are St. Louis, Kansas City, Springfield, and Columbia. The capitol is in Jefferson City on the Missouri River. The state is the twenty-first most extensive by area and is geographically diverse. The Northern Plains were once covered by glaciers, then tallgrass prairie, and now the deep soils yield great agricultural productivity. In the South are the Ozarks, a forested highland, providing timber, minerals, and recreation. The Mississippi River forms the eastern border of the state, eventually flowing into the swampy Missouri Bootheel.  - The Mississippi River is the chief river of the largest drainage system on the North American continent. Flowing entirely in the United States (although its drainage basin reaches into Canada), it rises in northern Minnesota and meanders slowly southwards for to the Mississippi River Delta at the Gulf of Mexico. With its many tributaries, the Mississippi's watershed drains all or parts of 31 U.S. states and 2 Canadian provinces between the Rocky and Appalachian Mountains. The Mississippi ranks as the fourth longest and fifteenth largest river in the world by discharge. The river either borders or passes through the states of Minnesota, Wisconsin, Iowa, Illinois, Missouri, Kentucky, Tennessee, Arkansas, Mississippi, and Louisiana.  - The Iowa Department of Transportation (Iowa DOT) is the government organization in the U.S. state of Iowa responsible for the organization, construction, and maintenance of the primary highway system. Located in Ames, Iowas DOT is also responsible for licensing drivers and programming and planning for aviation, rail, and public transit.  - Highway 5 (AR 5, Ark. 5, and Hwy. 5) is a designation for three state highways in Arkansas. The southern segment of runs from Highway 7 in Hot Springs north to US Highway 70 (US 70) in Little Rock. A northern segment of begins at US Highway 67/US Highway 167 in Cabot and runs north to Missouri Route 5, including a lengthy overlap with Highway 25 between Heber Springs and Wolf Bayou. A portion of Highway 5 is designated as part of the Sylamore Scenic Byway.  - Swan is a city in Marion County, Iowa, United States. The population was 72 at the 2010 census.  - A census is the procedure of systematically acquiring and recording information about the members of a given population. It is a regularly occurring and official count of a particular population. The term is used mostly in connection with national population and housing censuses; other common censuses include agriculture, business, and traffic censuses. The United Nations defines the essential features of population and housing censuses as "individual enumeration, universality within a defined territory, simultaneity and defined periodicity", and recommends that population censuses be taken at least every 10 years. United Nations recommendations also cover census topics to be collected, official definitions, classifications and other useful information to co-ordinate international practice.  - Iowa Highway 60 (Iowa 60) is a northsouth state highway in northwest Iowa. The highway runs at a southwest-to-northeast angle. The southern end of Iowa Highway 60 is near Le Mars at a freeway interchange with U.S. Route 75 and U.S. Route 75 Business. Its northern end is at the Minnesota border just south of Bigelow, Minnesota, where the highway continues in Minnesota as Minnesota State Highway 60.  - The Des Moines River is a tributary of the Mississippi River in the upper Midwestern United States that is approximately long from its farther headwaters. The largest river flowing across the state of Iowa, it rises in southern Minnesota and flows across Iowa from northwest to southeast, passing from the glaciated plains into the unglaciated hills near the capital city of Des Moines, named after the river, in the center of the state.   - Missouri Route 5 is the longest state highway in Missouri and the only Missouri state highway to traverse the entire state. It is part of a three state, 650 mile highway 5. To the north, it continues into Iowa as Iowa Highway 5 and to the south it enters Arkansas as Highway 5. With only a few exceptions, it is two-lane for its entire length. Business Route 5 serves Milan and Ava.  - Iowa Highway 163 (Iowa 163) is a state highway that travels from U.S. Highway 69 in Des Moines to US 63 near Oskaloosa. The Iowa Department of Transportation (Iowa DOT) has signed Iowa 163 from Oskaloosa to Burlington along US 63 and US 34, but it does not officially recognize those sections of road as part of the route.    After reading the paragraphs above, we are interested in knowing the entity with which 'iowa highway 316' exhibits the relationship of 'owned by'. Find the answer from the choices below.  Choices: - arkansas  - cincinnati  - city  - iowa department of transportation  - kentucky  - little rock  - louisiana  - mars  - milan  - minnesota  - saint paul  - tennessee  - united nations  - united states of america
The answer is:
iowa department of transportation