Given the Three Statements Below, Pick the Best Answer

Multiple Choice

Given the three statements below, pick the best answer.
I. The normal boiling point of a liquid is the temperature at which its vapor pressure is 1 atm.
II. Water always boils at 100 ° C.
III. The vapor pressure of a liquid increases with increasing temperature.

A) I and II are true, III is false
B) I and III are true, II is false
C) II and III are true, I is false
D) all three are true
E) only III is true