Marilyn Is Undergoing a Series of Neuroimaging Techniques to Shed

Marilyn is undergoing a series of neuroimaging techniques to shed light on her anxiety disorder. The tests can determine ____.

A) which brain parts are/are not activated when she is exposed to fearful stimuli
B) which specific genes are involved in her anxiety disorder
C) why her gender plays a role in the development of anxiety disorder
D) why and how psychotherapy has affected her mood fluctuations