___________ believed that language helps develop concepts, whereas ___________ believed that concepts must be developed first if language is to follow. a. Vygotsky; Piaget b. Chomsky; Sapir and Whorf...

___________ believed that language helps develop concepts, whereas ___________ believed that concepts must be developed first if language is to follow. a. Vygotsky; Piaget b. Chomsky; Sapir and Whorf c. Piaget; Rosch-Heider d. Sapir and Whorf; Vygotsky