Agency by Estoppel Means

Agency by estoppel means:

A) conduct on the part of the agent that implies an agency relationship must be stopped as soon as the principal implies disagreement
B) the principal has ratified actions of the agent in the past, creating the impression of a formal agency
C) the agent creates an appearance of authority in the principal which leads a third party to reasonably conclude that the agent has the authority to perform certain acts
D) conduct by the agent through word or actions is not sufficient to bind the principal to contracts the agent creates
E) none of the other choices