In 1988, Why Did Strack, Martin, and Stepper Ask Participants

Multiple Choice

In 1988, why did Strack, Martin, and Stepper ask participants to hold pens in their mouths?

A) To control for extraneous movement during EMG recordings
B) To see if they would rate cartoons as funnier when they were ""smiling"" compared to when they were not allowed to smile
C) To see whether inducing participants to be in a good mood helps them do boring, uncomfortable tasks for a longer period of time
D) So that they could more easily align their faces with those of their interaction partners, which tends to trigger facial mimicry