Assertion (A): A Presidential system is suitable for emergencies.
Reason (R): All powers are concentrated in the hands of the President and he can afford to take prompt decisions to meet a crisis.

A. Both A and R are true and R is the correct explanation of A

B. Both A and R are true but R is not the correct explanation of A

C. A is true but R is false

D. A is false but R is true

Answer: Option A