A real estate licensee may lawfully refuse to show a home to a minority prospect who has requested to see it in which of the following situations:

A: When the owner is exempt under the 1968 Fair Housing Law and has stated that his single-family home is not available to minority persons;
B: When the licensee sincerely believes that showing the property would cause panic in the neighborhood;
C: When the owner is out of town and has instructed the licensee that no showing may be made in his absence;
D: The agent may not refuse to show any home to a minority person at any time.

Answer: C: When the owner is out of town and has instructed the licensee that no showing may be made in his absence;