Column A
①language acquisition device (LAD)
②stimulus and response
③the discourse theory
④acquisition and learning
⑤the input hypothesis
Column B
a. The former refers to the subconscious process leading to the development of "competence"; the latter refers to conscious study and knowledge of grammatical rules.
b. A sort of mechanism or device which contains the capacity to acquire one’s first language.
c. It assumes that humans acquire language in only one way—by understanding messages, or by receiving "comprehensible input".
d. It believes there is little difference between the first language acquisition process and the process of second language acquisition—only through communication discourses.
e. The former serves to elicit behaviour; the latter is triggered by the former.
