Combustion of pulverised coal as compared to that of lump coal

Question: Combustion of pulverised coal as compared to that of lump coal
[A].

develops a non-luminous flame.

[B].

develops a low temperature flame.

[C].

can be done with less excess air.

[D].

provides a lower rate of heat release.

Answer: Option C

Explanation:

No answer description available for this question.