You are on a large merchant vessel entering a port.There is a Pilot on board and he has the conn.Which statement is TRUE ________.

A. The Master is responsible for the safe navigation of the ship and the Pilot is employed for his local knowledge
B. The Pilot is solely responsible for the safe maneuvering of the ship only if he is required to be on board by law
C. The Pilot is solely responsible for the internal working of the ship
D. The Pilot becomes solely responsible for the safe navigation of the vessel only if the Master relinquishes the conn