Elle wanted to test how temperature affects the rate of evaporation. She had three setups:
Setup 1: Elle placed a container with 1 cup of water at room temperature
(25°C).
Setup 2: Elle placed a container with 1 cup of water in a warm room (45°C).
Setup 3: Elle placed a container with 1 cup of water in a cold room (0°C).
Which were the experimental groups?
A. Setups 2 and 3
B. Setups 1, 2, and 3
C. Setups 1 and 3
D. Setups 1 and 2