Agency by Estoppel Arises When

Agency by estoppel arises when:

A) a person, by words or conduct, leads another to believe that a third party is an agent.
B) necessity and unforeseen circumstances force a person to act as an agency.
C) a person approves another party's unauthorized act committed in the former's name.
D) an agency acquires the authority to do things not specifically enumerated in the agreement.