A)⇒ Water sources are formed under the surface of earth because it will store more water in a large qty. so that we can use it easily when we are in required.
B)⇒ Ground Water are falling because people are using it uselessly and worthlessly.
They are not thinking of Future.
C)⇒ Ques. is incomplete.......
D)⇒ Wet clothes becomes dry after sometimes due to the process of evaporation.
E)⇒ Water is found in the solid form in the polar regions because the temp. is very low in polar regions and hence they formed in Glaciers.