Assertion (A): Optical fibres are widely used in communication network. Reason (R): Optical fibers are small in size, light weight, flexible and there is no scope for interference in them.

Question

(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 truebut (R) is false (d) (A) is false but (R) is true.