Question

jenna is testing how fertilizer affects plant height. what will her control group be in this experiment? a group of plants where height is not measured a group of plants that receives fertilizer to act as a comparison a group of plants that does not receive fertilizer, to act as a comparison a group of plants where height is measured

Explanation:

In an experiment testing fertilizer's effect on plant height, the control group is unchanged. It's plants without fertilizer for comparison.

Answer:

C. A group of plants that does NOT receive fertilizer, to act as a comparison