Pick out the correct statement.
(A) Oxygen content decreases from lignite to bituminous coal as the
coalification increases
(B) The less the oxygen content, better is the coal, as it reduces the calorific
value
(C) With increase in oxygen content, moisture holding capacity of coal
increases and the caking power decreases
(D) All (A), (B) and (C)
(A) Oxygen content decreases from lignite to bituminous coal as the
coalification increases
(B) The less the oxygen content, better is the coal, as it reduces the calorific
value
(C) With increase in oxygen content, moisture holding capacity of coal
increases and the caking power decreases
(D) All (A), (B) and (C)