Is tripping limited to harbor and coastal towing?

A
No! Forces tending to capsize a tug are as dangerous on the high seas as they are in harbor and coastal work.
B
Yes! The long towing hawser used in ocean towing eliminates the danger of tripping.
C
No! Tripping is common in ocean towing because of more frequent maneuvering
D
Yes! Because of increased water depths, forces required to capsize a tug are not usually found in ocean towing
E