Which is a greater concern for eastern europe? water pollution or water availability

Water availability is more of a concern in eastern Europe.

Option:  Water pollution

Explanation:

In Eastern Europe, the main concern is water pollution. The foul water is the outcome of the industries that were set up during the communist era. Rivers are polluted because of the toxic waste and sewage that is dump there without any objections. Present treatment plants are unable to cure the water from toxic and chemicals which make water poison to consume. The water also suffers from urban waste, and chemical used in agriculture.    

c, this answer is productivity.

answer(c) carved on a babylonian clay tablet that showed earth as a flat circular disk;