Where the Actions of a Person Convey the Impression to Third

Where the actions of a person convey the impression to third parties that he or she has given authority to a particular person to act as an agent,

A) the authority is real and of binding legal effect.
B) a contract negotiated by such an agent may not be adopted by the principal at a later time.
C) third parties may assume that the agent has authority to bind the principal until notice to the contrary has been given to the third parties.
D) the agent may be liable to the principal for acting under implied but not actual authority.
E) all of the responses are correct.