Which of the following statements about ocean circulation is true? a. Water circulates in the direction in which the wind blows.

b. Water with higher salinity sinks below water with lower salinity.

c. Water that is warmed at the surface sinks, forcing cold water to rise from below.

d. The pattern of ocean circulation remains constant throughout the whole year.

this is a good question! i'll do some research and come back when i have the answer!

igneous rocks also form where plates converge. the subducting plate melts as it sinks into the crust of the earth, and the melt rises into the overriding plate forming volcanoes. metamorphic rocks are formed mainly in the lithosphere, wherever there is high pressure and high temperature. -woods