Pick out the correct statement.

Question: Pick out the correct statement.
[A].

Ponchan-Savarit method is more accurate than McCabe-Thiele method to determine the number of theoretical stages required for the separation of non-ideal binary system by distillation.

[B].

A sharp decrease in pressure drop is an indication of flooding in a distillation coloumn.

[C].

Solvent used in extractive distillation should be of high volatility.

[D].

Flash distillation is suitable for separating components which have very close boiling temperature.

Answer: Option A

Explanation:

No answer description available for this question.