From the Diagram Above Describing the Phase of Water Relative

Multiple Choice

From the diagram above describing the phase of water relative to temperature and pressure, is it possible for ice to transform to water vapor (sublime) without ever becoming liquid? At which point on the diagram does this occur?

A) No, water cannot sublime (become vapor from solid) without first becoming liquid.
B) Yes, water can be made to sublime. This occurs at point D on the diagram.
C) Yes, but only at the exact conditions of point B on the diagram.
D) Yes, but the diagram does not demonstrate the action of water as "dry ice."