Jill is doing an experiment on the movement of pill bugs. She will place the pill bugs on flat surfaces covered with
different materials to see how the texture of each material
affects the bugs' movement.
How can Jill use her imagination in this experiment?
A. To think of different kinds of materials to use
B. To follow the steps of the procedure precisely
C. To carefully record the results as they happen
D. To replicate another student's procedure exactly