Assertion (A) : The radii of two cones are in ratio 2:3 and their volumes are in the ratio 1:3. Then the ratio of there heights is 3:2. Reason (R) : Volume of cone is ⅓πr²h. Choose the correct option:- A} Both A and R are true and R is the correct explanation of A. B} Both A and R are correct but R is not the correct explanation of A C} A is correct but R is false D} A is false and R is correct