单选题

　　[阅读选择]There are many other foods that have traveled from South America to the Old World. But some others went in the opposite direction. Brazil is now the world‘s largest grower of coffee， and coffee is an important crop in Colombia and other South American countries. But it is native to Ethiopia， a country in Africa. It was first made into a drink by Arabs during the 1400’s.

　　Which country is the largest coffee producer？

　　A.Brazil.

　　B.Colombia.

　　C.Ethiopia.

　　D.Egypt.