What is meant by the term independent bilge suction?

Correct Answer: Option B — The means by which the machinery space bilge is pumped out by a pump normally used as a bilge pump but independent of any bilge manifolds or automatic bilge suction valves.

Under USCG National Maritime Center examination standards, the accepted correct answer is: The means by which the machinery space bilge is pumped out by a pump normally used as a bilge pump but independent of any bilge manifolds or automatic bilge suction valves..