What can you infer from the passage?

A.Its individualistic approach to language is meant to study the psychological processes of language acquisition

B.The individualistic approach to language is mainly concerned with how language functions in society

C.The study of language is sure to involve more than a single individual

D.Psychological approach to language is concerned with the comprehension and production of speech

正确答案：Its individualistic approach to language is meant to study the psychological processes of language acquisition