Consider the following graph and choose the correct option

Options

A. a) A represent vapour composition and `B` represent liquid composition
B. b) At the state `E` of the system the vapour phase just start forming and its vapour phase composition will correspond to the point `C`
C. c) At the state `C` of the system the vapor phase just start forming and its vapour phase composition will correspond to the point `D`
D. d) `A` and `B` both represent vapour composition.

Answer

C

Explanation

A represent liquid composition and `B` represent vapour composition.