In the United States, the majority of school-age children who have special needs are said to have a learning or language disability

Ginger's new college roommate tends to wink a lot at the end of sentences to indicate that she is joking. After living together for a few weeks, Ginger unconsciously begins to wink when she makes a joke. This is an example of

A) cognitive dissonance. B) the chameleon effect. C) social facilitation. D) groupthink.

Which of the following is the best description of a research method?

a. an intuitive process by which cause and effect can be established b. a systematic process for answering scientific questions c. any experiment that lacks a control group d. an investigative observation that relies on commonsense reasoning