Question 1390 Deck General

The correct answer is D) In level trim. When loading a deep tank through a manhole at the mid-length of the tank, the vessel should be in level trim to maximize the tank's capacity. This is because a level trim ensures the liquid level is consistent across the length of the tank, allowing the tank to be filled to its maximum capacity. The other options are incorrect because a vessel trimmed down by the stern (A) or bow (C) would result in an uneven liquid level, leaving unused capacity in the tank. Trimming down by either the bow or stern (B) would also lead to an uneven fill.