The Following Questions Refer to the Phase Diagram Below

The following questions refer to the phase diagram below. Gas, liquid, and solid phases are all present, but not labeled.
-At the temperature and pressure of point d, which statement below is true?

A) The substance will sublime.
B) There will be an equilibrium between the solid phase and the gaseous phase.
C) Vaporization and deposition will take place simultaneously.
D) Condensation and evaporation will take place simultaneously.
E) The substance will be a supercritical fluid.