Mary has durable power of attorney to manage Joseph's bank accounts. Joseph has a stroke, and after spending months in a coma, dies.

A. Mary's authority to act for Joseph terminated when Joseph died.

B. Mary should continue managing the accounts until Joseph's personal representative is appointed by the court.

C. Mary's durable power of attorney means that she will automatically become Joseph's personal representative upon his death.

D. Mary's authority to act for Joseph was required to be confirmed by a court once Joseph became incapacitated.