Answer: B) apparent authority
Step-by-step explanation:
Apparent authority is defined as the event in which agent is designated with the authority of acting on behalf organizational or party is recognized and understood by the third party.In this case official permission of power is not required by apparent authority.
Other option are incorrect because implied authority is carried out by agent as necessary implication .Incidental authority is used for pursuing apparent authority or actual authority.Express authority provided to agent in written or oral form. Thus, the correct option is option(B) .