In an area of the deep ocean, hot magma emerges from a crack in earth’s crust. which statement describes what will happen to the seawater above the crack as a result of convection?

water molecules will break apart and flow in a circular pattern.
water molecules will bond together and rise upward.
the water will become more dense and sink downward.
the water will become less dense and rise upward.

someone answer this, i have taken my cumulative exam 7 times now on edgenuity and i cannot pass it, i don't know if this is one of the questions i'm getting wrong but it shows up every single time. so someone, for the sake of my well being, answer this question.