Given the question: Information:  - Ayrshire is a historic county in south-west Scotland, located on the shores of the Firth of Clyde.  It is also, under the name the County of Ayr, a registration county. Its principal towns include Ayr, Kilmarnock and Irvine. Like the other counties of Scotland, it currently has no administrative function, instead being sub-divided into the council areas of North Ayrshire, South Ayrshire and East Ayrshire. It has a population of approximately 366,800.  - Kintyre is a peninsula in western Scotland, in the southwest of Argyll and Bute. The pennsula stretches about , from the Mull of Kintyre in the south to East Loch Tarbert in the north. The area immediately north of Kintyre is known as Knapdale.  - Western Ferries (also known as Western Ferries (Clyde) Ltd) is a private ferry company with its headquarters in Hunters Quay, Scotland. It currently operates on the Firth of Clyde running a year-round, high-frequency vehicle carrying service between Hunters Quay near Dunoon and McInroy's Point on the outskirts of Gourock in Inverclyde.  - Scotland (Scots: ) is a country that is part of the United Kingdom and covers the northern third of the island of Great Britain. It shares a border with England to the south, and is otherwise surrounded by the Atlantic Ocean, with the North Sea to the east and the North Channel and Irish Sea to the south-west. In addition to the mainland, the country is made up of more than 790 islands, including the Northern Isles and the Hebrides.  - National  The Firth of Clyde encloses the largest and deepest coastal waters in the British Isles, sheltered from the Atlantic Ocean by the Kintyre peninsula which encloses the outer firth in Argyll and Ayrshire, Scotland. The Kilbrannan Sound is a large arm of the Firth of Clyde, separating the Kintyre Peninsula from the Isle of Arran. Within the Firth of Clyde is another major island - the Isle of Bute. Given its strategic location, at the entrance to the middle/upper Clyde, Bute played a vitally important military (naval) role during World War II.  - Innellan is a village that lies on the east shore of the Cowal Peninsula, on the Firth of Clyde, 4 miles south of the town of Dunoon, Argyll and Bute in Scotland.  - The Clyde steamer is a passenger service on the River Clyde in Scotland, running from Glasgow downstream to Rothesay and other towns, a journey known as going doon the watter. The era of the Clyde steamer began in August 1812 with the very first successful commercial steamboat service in Europe, when Henry Bell's began a passenger service on the River Clyde between Glasgow and Greenock. The Comet undertook her official trial run on 6 August 1812. Henry Bell himself was on board along with John Robertson, maker of Comet's engine and William McKenzie, formerly a schoolmaster in Helensburgh, acting as skipper. According to the Glasgow Courier newspaper two days later, the journey was completed in three and a half hours. After this success, other operators sprang up in competition and the Firth of Clyde became immensely popular with holidaymakers. By 1900 there were over 300 Clyde Steamers operating and going "doon the watter" was still in full swing in the early 1960s. Then competition from new forms of holiday travel brought the era almost to a close, but continues to provide the leisurely delights of Clyde steamer excursions.  - National  Hunters Quay is a village, on the Cowal Peninsula in Argyll and Bute, Scottish Highlands. Situated between Kirn to the south and Ardnadam to the north, Hunters Quay is the main base of Western Ferries, operating between Hunters Quay and McInroy's Point.  - Arran or the Isle of Arran, at , is the largest island in the Firth of Clyde and the seventh largest Scottish island. It is in the unitary council area of North Ayrshire. In the 2011 census it had a resident population of 4,629. Though culturally and physically similar to the Hebrides, it is separated from them by the Kintyre peninsula. It is divided into highland and lowland areas by the Highland Boundary Fault and has been described as a "geologist's paradise".  - Cowal is a peninsula and region that extends into the Firth of Clyde, in the south of Argyll and Bute, in the west of Scotland. Dunoon on the southeast coast of Cowal, on the Firth of Clyde, is the main town on Cowal.  - The Holy Loch (Scottish Gaelic "An Loch Sianta/Seunta") is a Sea Loch, a part of the Cowal Peninsula coast of the Firth of Clyde, in Argyll and Bute, Scotland.  - Ayr ("Mouth of the River Ayr") is a large town and former Royal Burgh situated on the west coast of Ayrshire in Scotland, United Kingdom. It is the administrative centre of the South Ayrshire Council area and historical county town of Ayrshire. Ayr is currently the most populated settlement in Ayrshire and is the 12th most populous settlement in Scotland. Ayr adjoins the smaller town of Prestwick to the north, forming a single continuous urban area with the town.  - Helensburgh is a town in Argyll and Bute, Scotland. It lies on the north shore of the Firth of Clyde and the eastern shore of the entrance to the Gareloch.  - Dunoon is the main town on the Cowal peninsula in the south of Argyll and Bute, Scotland. It is on the west shore of the upper Firth of Clyde, to the south of the Holy Loch and to the north of Innellan. The Gantocks rocks lie off the coast at Dunoon.  - Kirn is a village in Argyll in south - west Scotland on the west shore of the Firth of Clyde . It now forms part of a continuous built up area between Dunoon and Hunters Quay , where the Clyde joins the Holy Loch . It had its own pier and was a regular stop for the Clyde steamer services .  - Firth is a word in the Scots and English languages used to denote various coastal waters in Scotland and England. In mainland Scotland, it is used to refer to a large sea bay, or even a strait. In the Northern Isles, it more usually refers to a smaller inlet. It is linguistically cognate to "fjord" (both from Proto-Germanic *"ferþuz") which has a more constrained sense in English. Bodies of water named "firths" tend to be more common on the east coast, or in the southwest of the country, although the Firth of Lorn is an exception to this. The Highland coast contains numerous estuaries, straits, and inlets of a similar kind, but not called "firth" (e.g. the Minch and Loch Torridon); instead, these are often called sea lochs.  - Kilbrannan Sound (Scottish Gaelic: "An Caolas Branndanach") is a marine water body that separates the Kintyre Peninsula of Scotland from the island of Arran. Kilbrannan Sound is the western arm of the Firth of Clyde.  - Ardnadam is a village on the Holy Loch in the Cowal Peninsula, Argyll and Bute, Scotland. northwest of Hunters Quay and east of Sandbank.  - The Atlantic Ocean is the second largest of the world's oceans with a total area of about . It covers approximately 20 percent of the Earth's surface and about 29 percent of its water surface area. It separates the "Old World" from the "New World".  - The River Clyde is a river, that flows into the Firth of Clyde in Scotland. It is the eighth-longest river in the United Kingdom, and the second-longest in Scotland. Flowing through the major city of Glasgow, it was an important river for shipbuilding and trade in the British Empire. In the early medieval Cumbric language it was known as "Clud" or "Clut", and was central to the Kingdom of Strathclyde ("Teyrnas Ystrad Clut").    After reading the paragraphs above, we are interested in knowing the entity with which 'kirn' exhibits the relationship of 'located on terrain feature'. Find the answer from the choices below.  Choices: - atlantic ocean  - coast  - cowal  - earth  - england  - europe  - firth of clyde  - great britain  - irish sea  - isle of arran  - kintyre  - the minch
The answer is:
cowal