People Suffering from Generalized Anxiety Disorder (GAD)

People suffering from Generalized Anxiety Disorder (GAD)

A) have been demonstrated to display chronic muscle tension.
B) have been described as parasympathetic restrictors because of their consistently low parasympathetic nervous system activity.
C) have extremely high levels of the neurotransmitter dopamine.
D) have extremely low levels of the neurotransmitter dopamine.
E) have been demonstrated to display chronic muscle relaxation.