question_answer

Match the items given in column I with those in column II and choose the correct option given below.

	Column I (Type of pollutions)		Column II (Characteristics)
I.	Green Chemistry	P.	PAN
II.	Classical smog	Q.	Cool humid climate
III.	Oxidising smog	R.	Warm, dry and sunny climate
IV.	Photochemical smog	S.	Producing chemicals which neither use toxico-chemicals nor emit. such chemicals into the atmosphere

A) I - Q    II - S   III - P  IV - R

B) I - Q    II - S   III - R IV - P

C) I - S     II - Q  III - P  IV - R

D) I - S     II - Q  III - R IV - P