EUROPE
Europe though the country no longer exist.
Europe. It used to be part of Yugoslavia.
Europe
Africa has the most shoreline of any continent, with its extensive coastlines along the Mediterranean Sea to the north, the Atlantic Ocean to the west, and the Indian Ocean to the east.
Neither. Yugoslavia was a country but it no longer exists.
Asia
Europe.
Europe
On the West side of African continent.
You question asks "Locate the continent" the use of the word continent is SINGULAR. However, these landmarks are not located on a SINGLE continent. For this reason your question can not be answered.
Yes. Consult an atlas.