On a small boat，which knot is best suited for attaching a line to the ring of an anchor?（）

A.To replace a damaged life preserver
B.For use during fire drills
C.For use during boat drills
D.At no time

A.during abandon drill
B.during fire drill
C.weekly
D.when the rig is being moved

A.One ring life buoy
B.One ring life buoy on each side of the ship
C.Three ring life buoys
D.Two ring life buoys on each side of the ship