Which Colligative Property of Solutions Listed Below Is Correctly Stated

Which colligative property of solutions listed below is correctly stated.
I. The freezing point of a solution decreases as more solute is added.
II. The boiling point of a solution increases as more solute is added.
III. The vapor pressure of a volatile liquid above its solution decreases as more solute is added.

A) I only
B) I and II
C) I and III
D) II and III
E) All of these