单项选择题
A.Personnel may work beneath suspended loads，as long as they are alert and wear hard hats
B.If a suspended load with no tag begins to spin，personnel should attempt to stop the spinning if the load is within reach
C.If tag lines are used to control a suspended load，they should be secured to the deck
D.Personnel not involved in the hoisting operation should be kept clear of the transfer area
单项选择题 The vessel or other goods upon which the Works have been carried out must be（）from the Repairer’s worksite within 3 days after the invoice date or in accordance with other written notification by the Repairer to the Customer.
单项选择题 The Repairer shall be relieved of all obligations under these terms and conditions caused by such all following matters except（）.
单项选择题 The purpose of the tripping line on a sea anchor is to（）.