Rainfall patterns depend on (a) the underground water table (b) the number of water bodies in an area (c) the density pattern of human population in an area (d) the prevailing season in an area

Soln:

Answer is (b) the number of water bodies in an area

Explanation:

Water bodies provide water for evaporation which are converted into clouds and bring rainfall. Lack of water bodies also reduce the humidity which will affect the rainfall pattern.