30Chomsky contends that each person is born with a Language Acquisition Device (LAD). He believes that the LAD provides aperson with a(n) _____.
(A) ability to perceive a particular relevant factor in a field of distracting items
(B) general knowledge about how language is structured
(C) particularly salient strategy in early language learning and an important aspect of early phonological acquisition
(D) overtly observable and concrete manifestation or realization of competence