Suppose that a psychology professor begins a lecture by saying, OK, do you all remember the concept of ecological validity? The students all nod their heads. During this interaction, the professor was primarily interested in
a. solving the linearization problem.
b. avoiding a syntactic error.
c. formulating an indirect request.
d. establishing common ground.
Question 2
In discussing the social aspects of language, psycholinguistics researchers sometimes use a metaphor of two people dancing. Why is this metaphor appropriate?
a. because one person must lead and the other must follow
b. because two people must coordinate their efforts
c. because one person is usually a novice and the other is an expert
d. because each person is trying to impress the other person
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