While on watch at sea you must maintain a proper lookout at all times. You are on a 200-foot cargo vessel with an unobstructed view astern from the steering position. The vessel is being hand-steered during daylight hours in good visibility and clear of any navigational hazards. The lookout may be（）.

A.the helmsman
B.the mate on watch
C.Either A or B
D.Neither A nor B

A.the vessel has a list of about 1` to starboard
B.the chutes should be directed to the starboard side
C.the chutes in No. 1 hold should be directed to the starboard side
D.a severe list to starboard has developed and all loading should cease

A.A vessel picking up a navigation mark
B.A vessel transferring cargo while underway
C.A vessel whose anchor is fouled
D.A vessel in a towing operation that restricts the ability of the vessel and her tow to change their course