How does the food and drug administration (fda) define a whole grain food? a). any food containing the starchy endosperm of an intact grain, but not necessarily the bran or germb). any food containing fully intact grains, such as completely unprocessed wheat berries or brown ricec). any food containing multiple whole grains, such as a food that has both whole wheat and whole oatsd). any food containing bran, endosperm, and germ in the proportions observed in intact grains