Which of the Following Would NOT Be Considered an Example

Which of the following would NOT be considered an example of social phobia?

A) a student who is reluctant to speak up in a classroom due to fear of embarrassing herself
B) a male who has difficulty urinating in a public restroom when others are present
C) a person who can only eat comfortably when he is alone
D) an individual who cannot travel on public transportation without a family member present