Perfume Sprayed from a Bottle Spreads More Easily in a Warm

Multiple Choice

Perfume sprayed from a bottle spreads more easily in a warm room of 25°C than in a cool room of 15°C. Which of the following correctly compares perfume molecules at 25°C to those at 15°C?

A) At 25°C, they have more mass.
B) At 25°C, they are moving faster.
C) At 25°C, they have less kinetic energy.
D) At 25°C, they are decreasing in volume.