According to the Empiricist Perspective,children's Progress in Language Acquisition Occurs

According to the empiricist perspective,children's progress in language acquisition occurs in response to adults reinforcing their children's grammatically correct speech and failing to respond to grammatically incorrect or uninterpretable speech.Does current research evidence support this view?

A) partially, as reinforcement may influence vocabulary acquisition but not the acquisition of syntax
B) partially, as reinforcement may influence the acquisition of syntax but not the development of vocabulary
C) yes, reinforcement influences both vocabulary or syntax acquisition
D) no, reinforcement does not influence either vocabulary or syntax acquisition