Explanation:
the cycle of processes by which water circulates between the earth's oceans, atmosphere, and land, involving precipitation as rain and snow, drainage in streams and rivers, and return to the atmosphere by evaporation and transpiration
C is the complex sentence because it contains the word while and an independent and dependent clause! :)
A protagonist is the hero of the story! Someone who does good, the antagonist is the villian or person trying to discourage the hero!
Of the American association of international affairs for international cooperation and the new government and cooperation of