Question

4 in order to come to reliable conclusions about pillbug preferences, you needed to use the multiple choice pretty graphs and charts. hypothetical method. experimental design method. modular data method

Explanation:

To determine pillbug preferences, an experimental design method is used because it involves setting up controlled experiments to observe and analyze their behavior, unlike the other options (pretty graphs/charts are for presentation, hypothetical method is speculative, modular data method is not a standard method for this).

Answer:

C. experimental design method