Option d is the correct answer The correct matches are A-2, B-3, C-4, D-1. The term Vrihi was used for Rice in Vedic Era. It is a generic term applied to all varieties of rice. Mudga is a Sanskrit word referring to mung bean or green gram. It is a type of legume according to Caraka in his book Carakasamhita. Yava was a term which denotes Barley or millet in Ancient India. It was staple foodof the people at that time. Ikshu in the Sanskrit language is the name of a plant identified with Saccharum officinarum L. from the Poaceae (Grass) family. It is known as the "sugarcane" or the "noble cane". Ikshu is a high-yielding mid-late maturing variety of sugarcane.