One major export crop in West Africa is cocoa. Cocoa is a type of plant that produces seeds that are used to make chocolate and other products. The seeds are grown on trees that are found in tropical regions, including West Africa. The countries in West Africa that are major producers of cocoa include Ivory Coast, Ghana, and Nigeria. Cocoa is an important crop for the economy of these countries and is a major source of income for many people. It is exported to other countries where it is processed into chocolate and other products.