What Is the Main Difference Between Generalized Anxiety Disorder and Phobic

What is the main difference between generalized anxiety disorder and phobic disorder?

A) Phobic disorder is linked to specific triggers while generalized anxiety disorder is not linked to a specific trigger.
B) Generalized anxiety disorder is linked to a specific trigger while phobic disorder is not linked to a specific trigger.
C) Generalized anxiety disorder is more common in women and phobic disorder is more common in men.
D) Generalized anxiety disorder is more common in adults while phobic disorder is more common in children.
E) Generalized anxiety disorder involves hyperactive serotonin receptors in the brain, while a phobic disorder involves hypoactive serotonin receptors in the brain.