

MCQOPTIONS
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1. |
Which one of the following lists four type of coal, arranged in the increasing order of their carbon content? |
A. | Peat, Lignite, Bituminous, Anthracite |
B. | Peat, Bituminous, Lignite, Anthracite |
C. | Lignite, Peat, Bituminous, Anthracite |
D. | Peat, Anthracite, Lignite, Bituminous |
Answer» B. Peat, Bituminous, Lignite, Anthracite | |