A solution is made with an ionic compound $M{x}_2.$ Which of these best describes the difference between the freezing and boiling points of this solution if this ionic compound does NOT dissociate completely in solution?

A$)$ Greater than the difference if fully dissociated.

B$)$ Less than the difference if fully dissociated.

C$)$ Equal to the difference if fully dissociated.

D$)$ The relative difference cannot be predicted