A.American Bureau of Shipping B.Commissioner of Customs C.Treasury Department D.Coast Guard
A.is easy to connect B.provides an effective catenary and absorbs shock due to its weight C.makes rigging a swivel unnecessary D.prevents the tow from yawing by the drag of the chains in a seaway
A.is more flexible and has the ability to absorb shock because of its weight B.is less subject to wear and damage from abrasion C.requires little maintenance D.All of the above