Answer:
Differences in water density drive deep water currents.
Explanation:
Deep ocean currents (also known as Thermohaline Circulation) are caused by: The sinking and transport of large masses of cool water gives rise to the thermohaline circulation, which is driven by <u>density </u>gradients due to variations in temperature and salinity.
Missionaries helped spread Buddhism through China and other Asian countries.
Suppressing. So D.
When a nation is using authority to force an activity they are suppressing.
An author is unlikely to write a work that contradicts his or her own values and beliefs
The answer is: D. Libraries
A government responsibility would be considered as 'major; if they directly involved large number of citizens and backed with high budget.
Even though libraries are indeed provided by the government, due to the small and limited number of their users, providing libraries are not considered to be a major responsibility.