Choose the correct statement.
(A) Coking tendency increases with increasing molecular weight
(B) Coking tendency decreases with increasing molecular weight
(C) Higher pressure enhances coke formation
(D) Coking is an exothermic reaction
(A) Coking tendency increases with increasing molecular weight
(B) Coking tendency decreases with increasing molecular weight
(C) Higher pressure enhances coke formation
(D) Coking is an exothermic reaction