Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Electromagnetic waves carry energy but not momentum. Reason (R): Mass of a photon is zero. In the light of the above statements, choose the most appropriate answer from the options given below:
- A
Both (A) and (R) are true and (R) is the correct explanation of (A)
- B
(A) is false but (R) is true
- C
Both (A) and (R) are true but (R) is not the correct explanation of (A)
- D
(A) is true but (R) is false