1.

Human activities in the recent past have caused the increased concentration of methane in the rural area, but a lot of it does not remain in the atmosphere because of - 1. Its escape into the outer strato-sphere. 2. It is used for cooking by rural people. 3. The trapping of air in the polar ice caps Which of the statements given above is/are correct?

A. only 1 correct
B. 2 only correct
C. both are correct
D. both are wrong
Answer» E.


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