Concept:The Atlantic Ocean separates the continents of Europe and Africa from North and South America.Explanation:The Atlantic Ocean is the large body of water found between the eastern coast of the Americas and the western coast of Europe and Africa.Because it directly lies between these landmasses, it serves as the main ocean route connecting Europe and America.The Indian Ocean is further east, the Antarctic Ocean surrounds Antarctica, and the Arctic Ocean is at the far north, so they do not connect Europe and America.Answer:C. Atlantic ocean