First domesticated in southeast Asia, this food provided a nutritious supplement to Bantu diets and allowed the Bantu to expand into forested regions

a. Yams

b. Wheat

c. Potatoes

d. Bananas

First domesticated in southeast Asia, "D. Bananas" provided a nutritious supplement to Bantu diets and allowed the Bantu to expand into forested regions, since bananas were especially adept in this environment.