Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A): The Electromagnetic waves exert pressure on the surface on which they ar allowed to fall.

Reason (R): There is no mass associated with the electromagnetic waves.
In the light of the above statements,  Choose the correct answer from the options given below :

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