A Study Demonstrated That If a Participant Is Being Interviewed

Multiple Choice

A study demonstrated that if a participant is being interviewed by a person who taps her feet, the participant is also more likely to tap his feet; and if he is being interviewed by a person who scratches her head, the participant is also more likely to scratch his head. Which principle does this finding BEST demonstrate?

A) People are biased to confirm what they already know.
B) The act of observing behavior can change that behavior.
C) People develop a priori causal theories to explain their behavior.
D) People are cognitive misers.