Donna Enlisted to Be a Part of a Psychological Study

Multiple Choice

Donna enlisted to be a part of a psychological study at her university for extra credit. She read the informed consent form and knew she was going to be observed in the classroom during her next course exam. Donna became uncomfortable and starting putting more thought into your typical exam behavior knowing that someone was observing her. This is an example of:

A) perception.
B) bias.
C) ecological validity.
D) reactivity.