1.

For the given statement which option is correct? _ans_key_Statement:_ans_key_(X) Air pollution causes injury to all living organisms._ans_key_(Y) The harmful effect depends on the concentration of pollutants, duration .

A. Both X and Y are correct.Y gives correct explanation for X
B. Both X and Y are correct.Y does not give correct explanation for X
C. X is correct, Y is wrong
D. X is wrong and Y is correct
Answer» B.


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