Assertion (A): A = P (1 + 10/100)² = 1.21P Reason (R): P (1 - 10/100)². A is true, but R is false. 2. A is false, but R is true. 3. Both A and R are true, and R is the correct reason for A. 4. Both A and R are true, and R is the incorrect reason for A.