Concept:The larva in the given life cycle diagram belongs to a butterfly.Explanation:A butterfly undergoes complete metamorphosis with four stages: egg, larva, pupa, and adult.The larva stage of a butterfly is specifically called a caterpillar.It is not called a nymph, maggot, or chrysalis.A nymph is the immature form of insects like grasshoppers, a maggot is the larva of a fly, and a chrysalis is the pupal stage of a butterfly.Answer:B. Caterpillar