Assertion (A) Labour Welfare is a relative concept as it is related to time and space.
Reason (R) Welfare is growing and dynamic.
The welfare potential changes as a result of which its content keeps on varying and has to keep pace with the changing times.

A. (A) is incorrect and (R) fails to explain (A)

B. (A) is correct and (R) fully explain (A)

C. (A) is incorrect and (R), therefore, cannot explain (A)

D. Both (A) and (R) are incorrect

Answer: Option B