Which of the following cause greenhouse effect?

1.	Which of the following cause greenhouse effect?
A.	Only (i) and (ii)
B.	Only (i) and (iii)
C.	Only (ii) and (iii)
D.	(i), (ii) and (iii)
Answer» B. Only (i) and (iii)

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Which of the following cause greenhouse effect?

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