(A): Holes in ozone layer are observed at the north and the south poles by scientists. (R): UV radiation damages eyes causing cataract of eyes.

(A): Holes in ozone layer are observed at the north and the south pole

1.	(A): Holes in ozone layer are observed at the north and the south poles by scientists. (R): UV radiation damages eyes causing cataract of eyes.
Answer» Both (A) and (R) are TRUE and (R) is the CORRECT explanation of (A) Both (A) and (R) are true and (R) is not the correct explanation of (A) (A) is true but (R) is false (A) is false but (R) is true ANSWER :B