Column X shows the kinds of electromagnetic waves and column Y shows their applications.

Column X	Column Y
(A) Infrared rays	(i) in remote-controlled gadgets
(B) Radio waves	(ii) for transmission
(C) X-rays	(iii) for detection of bone fractures
(D) Ultraviolet rays	(iv) absorption by atmospheric ozone layer

Choose the correct pairing :

1. A - (i), B - (ii), C - (iii), D - (iv)
2. A - (iv), B - (iii), C - (ii), D - (i)
3. A - (i), B - (ii), C - (iv), D - (iii)
4. A - (iii), B - (ii), C - (i), D - (iv)

A - (i), B - (ii), C - (iii), D - (iv)

Reason — The correct pairing is :