Assertion (A): When a current I flows through a resistor R, heat produced. Reason (R): The Joule’s law of heating says –H = I²RT.

(a) (A) is incorrect and (R) is correct.

(b) (A) is correct and (R) is incorrect.

(c) Both (A) and (R) are correct but (R) is not the correct explanation of (A).

(d) Both (A) and (R) are correct but (R) is the correct explanation of (A).