Question

pill bugs are placed in a container where they have a choice of a wet or a dry environment. researchers record how much time is spent on each side. what is the independent variable?
type of container
type of environment
time spent on each side
pill bugs

Explanation:

The independent variable is what the researchers manipulate or change. Here, they offer pill - bugs a choice of wet or dry environment. The type of environment is being changed to observe its effect on the time spent on each side.

Answer:

B. Type of environment