THEORY ON LANGUAGE DEVELOPMENT IN CHILDREN

In the half-century since Chomsky's theory was first proposed, debate about the origins of language has shifted away from an emphasis on innate capabilities and toward a greater awareness of the role of learning. Language acquisition is now perceived as a process more complex than binary choices that requires more cognition, or thinking.

http://www.livestrong.com/article/224250-chomskys-theory-on-language-development-in-children/