The highest grade of coal whose surface is shining and has the highest calorifi

The highest grade of coal whose surface is shining and has
the highest calorific value, is

1 Bituminous

2 Lignite

3 Anthracite

4 Peat

Question Posted / guest

The highest grade of coal whose surface is shining and has the highest calorific value, is 1 Bit..

Answer / guest

(3) Anthracite

Is This Answer Correct ?

38 Yes

5 No

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