But since you are taking the trouble of posting, why not just answer?
He may not know how to search?
Because, to give a full and correct answer, as opposed to your quick and erroneous answers, is not something that can be accomplished in a few sentences. The subject has been further complicated by the diddling of the dynamics in the SuperPacks, which has broken some missions involving sinking.
I think it far more productive to encourage him to use the resources on the forum to gain a fuller understanding of the simulator.
If he is going to be an active member of this forum (something that is in doubt at the moment), he should learn to use the Search function. There is no excuse not to. There is help available on using Search. There is even help on finding the help on Search.
We realize how desperately you are trying to become a moderator. You are not going about it in an intelligent manner by sniping from the sidelines.