Match List - I with List - II :
List - I
List - II
(a)
UV rays
(i)
Diagnostic tool in medicine
(b)
X-rays
(ii)
Water purification
(c)
Microwave
(iii)
Communication, Radar
(d)
Infrared wave
(iv)
Improving visibility in foggy days
Choose the correct answer from the options given below :