Assertion (A) : The annual range of temperature is less in the equatorial region as compared to the sub-tropical or temperate region. Reason (R) : In the equatorial region, the rainfall occurs all round the year.Both A and R are true and R is the correct explanation of A. Both A and R are true, but R is NOT a correct explanation of A.A is true, but R is false.A is false, but R is true.