A The Peat and lignite are the first stage of coal having below 45 carbon R The more the percen...........

Indian Geography (Easy) India Resources and Infrastructure

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A: The Peat and lignite are the first stage of coal having below 45% carbon

R: The more the percentage of carbon in coal, the more mature it is

Both A and R are correct and R explains A

Both A and R are correct but R does not explain A

A is correct but R is false.

R is correct but A is false.

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Explanation:

Both A and R are correct and R explains A

Peat:- First stage of transformation. Contains less than 40 to 55 per cent carbon == more impurities. Contains sufficient volatile matter and lot of moisture [more smoke and more pollution].
Lignite:- Brown coal. Lower grade coal. 40 to 55 per cent carbon.