单项选择题
The best method of protecting that portion of a fiber anchor line nearest the anchor from chafing on the bottom is by（）.
A.Using a small scope ratio B.Replacing that portion with a short length of chain C.Using a hockle to keep that portion of the anchor line off the bottom D.Using a synthetic line
单项选择题 Temporary Certificates of Inspection are effective until the（）.
单项选择题 SOLAS is the abbreviation of（）.
单项选择题 Serving is（）.
