Assertion (A): Two terminal black boxes of R and C can be identified by plotting their static V-I characteristics.Reason (R): The V-I characteristic of resistance is a straight line of slope R passing through origin.

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