Concept:A legume belongs to the plant family Fabaceae and bears seeds inside pods.Explanation:Plants that produce their seeds in pods are called legumes.Common examples include groundnut, beans, peas, soybeans, and chickpeas.Groundnut is a well-known legume grown for its edible seeds.Millet, sorghum, and sweet potato are not legumes. Millet and sorghum are cereals, while sweet potato is a root crop.Answer:A. groundnut