Which Statement About the Phase Diagram Below Is Not Correct

Multiple Choice

Which statement about the phase diagram below is not correct?

A) The critical point is not shown.
B) D is the normal boiling point.
C) The vapor pressure of the solid is zero below the triple point.
D) The normal melting point is at a lower temperature than the triple point.
E) E, F, and G label in that order the solid, liquid, and gas phases.