Sample. Observation

1. The drop of food coloring spread slowly
2. The drop of food coloring spread very quickly

A student places a drop of food coloring into two water samples. Her observations are shown in the table. Which statement best explains the observations in the table?
A. The temperature of sample 2 is higher
B. The temperature of sample 2 is close to freezing
C. The water molecules of sample 1 are transferring more kinetic energy
D. The water molecules of sample 1 are moving faster

Based on the observations in the table, the statement that best explains the observations is:

C. The water molecules of sample 1 are transferring more kinetic energy.