Assertion (A) Wind patterns are clockwise in the northern hemisphere and counterclockwise in the southern hemisphere. Reason (R) The directions of wind patterns in the northern and southern hemispheres are determined by the Coriolis effect.

• A. Both A and R are correct and R is the correct explanation of A
• B. Both A and R are correct but R and R is not the correct explanation of A.
• C. A is right but R is wrong
• D. A is wrong but R is right