With Which of the Following Statements Would Linguist Noam Chomsky

With which of the following statements would linguist Noam Chomsky would agree?

A) Humans speak because they want to convey an idea or a feeling and not because they have been reinforced to do so.
B) There are many learning processes involved in the actual process of language learning.
C) All human beings learn languages through the process of reinforcement and shaping.
D) There is essentially a single universal grammar underlying all human languages.