Which of the Following Is True of Apparent Authority

Which of the following is true of apparent authority?

A) It arises when an agent falsely claims to be acting under the authority of a principal.
B) It requires express authorization,in words or writing,from the principal.
C) It arises when the principal leads a third party to believe that an agent is authorized.
D) It requires that the agent receive consideration from the principal,i.e. ,the agent is not a gratuitous agent.