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Environment › PollutionXSources

Environment › PollutionXSources

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Which of the above are sources of methane, a major greenhouse gas?

Options

(a)

1 and 4 only

(b)

2 and 3 only

(c)

1, 2 and 3 only

(d)

1, 2, 3 and 4

Answer

(D)