In a Class Demonstration,Mariah's Psychology Professor Asked Her First to Walk

Multiple Choice

In a class demonstration,Mariah's psychology professor asked her first to walk for a few minutes with short,shuffling steps,keeping her eyes downcast;this caused her to feel sad.He then asked Mariah to walk around taking long strides,with her arms swinging and her eyes looking straight ahead;this improved her mood.Her different emotions best illustrate

A) natural mimicry.
B) the behavior feedback effect.
C) emotional literacy.
D) subtle expressiveness.