Problem:
Carl is a healthy 5-year-old who refuses to speak to anyone when he's left at daycare. He has few friends and his mother is worried that this behaviour will continue when he begins school. Carl's mother doesn't understand his behaviour because he speaks to her all the time at home as well as to is friends next door. Carl would most likely be diagnosed with Select one:
a. Selective mutism
b. Specific phobia
c. Generalized anxiety disorder
d. School refusal