(1) If, in the case mentioned in the preceding Article, the agent has appointed a subagent, he shall be responsible to the principal in respect of the appointment and supervision of the subagent.
(2) Where an agent has appointed a subagent as designated by the principal, he or she shall incur no responsibility, unless he knew such subagent to be unfit or untrustworthy and neglected to notify the principal thereof or to remove him or her.