An agent does not violate his or her duty of loyalty by serving two parties with the same interest

A listing signed by only one spouse regarding community property is which of the following:

a. Void. b. Voidable. c. Enforceable. d. Unenforceable.

Through negligence Blondell permitted Gildea to believe that Delgado was Blondell's agent when Delgado had not really been appointed by Blondell. If this created an ostensible agency it will be by:

a. ratification b. expression c. estoppel d. specific action