If the reservoir has a dam, then it is A. But since your asking about just a reservoir, then the answer is B. If you think about it, a reservoir is almost like a lake, and it can overflow as well.
It's in the opposite direction that the wind is blowing because the wind is applying pressure the other side of the ocean to cause waves.
Folk, blue grass, country, and the blues
Answer:
The medical services provided by the rich countries are better than those undeveloped countries.
Explanation: