1-12Martin Is Afraid to Fly

1-12.Martin is afraid to fly.He knows his boss wants him to take a trip for the business.Martin feels miserable,because he wants to keep his job but cannot even imagine getting on a plane.The most likely diagnosis for Martin is

A) agoraphobia without history of panic disorder.
B) social phobia.
C) specific phobia,situation type.
D) panic disorder with agoraphobia.