A single heavy wire made up for the topping lift is called a（）.

A.covering wire or fiber rope
B.forcing fids into a line
C.dogging hatches
D.splicing lines

A.a heavy anchor with an extra long line used to anchor in deep water
B.a cone shaped bag used to slow down the wind drift effect
C.a padeye to which the sea painter is made fast
D.made of wood if it is of an approved type

A.shape
B.pin
C.certification stamp
D.color code