Which of the Following Is False Regarding Classification of Principals

Which of the following is false regarding classification of principals?

A) If the third party is aware of the principal's existence but not his or her identity, the principal is classified as a disclosed principal.
B) When the third party is aware that the agent is making an agreement on behalf of a principal and also knows who the principal is, the principal is a disclosed principal.
C) An unidentified principal is in the same classification as a partially disclosed principal.
D) If the third party does not know that an agent is acting on behalf of a principal, an undisclosed principal is involved.
E) Classification of the principal is important because it helps determine the principal's liability.