问题
单项选择题
Cargo transfer operations on a tanker need NOT be stopped when（）.
A.a tug comes alongside while the tanker is loading grade D and E cargoes
B.a large，fresh oil spill is discovered immediately adjacent to the side of the tanker
C.there is an electrical storm in the vicinity
D.there is a fire on the dock or on a nearby vessel
答案
参考答案：A