On the DEEP DRILLER, when using the starboard #2 ballast pump to provide water to the main deck from the sea, it is necessary to open valves __________.

Correct Answer: Option C — 37, 35, 36, 45

Operating the starboard #2 ballast pump to supply the main deck from sea suction requires opening valves 37, 35, 36, and 45. This specific line-up establishes a continuous, unobstructed fluid path from the sea chest through the pump to the main deck fire and washdown main.