What is the answer plz help ASAP

Displacement is the slope of a velocity vs. time graph a. true b. false

Consider the story you just read. all but one of the choices below indicate that something is living.

A5 mole sample of liquid acetone is converted to a gas at 75.0°c. if 628 j are required to raise the temperature of the liquid to the boiling point, 15.600 kj are required to evaporate the liquid, and 712 j are required to raise the final temperature to 75.0°c, what is the total energy required for the conversion?