The answer is D because only one species benefits from it
To primary consumers, as they directly eat producers and are next on the level of animals in an ecosystem.
A control variable is a scientific experiment in which the experimental element is unchanged throughout the experiment
a control group is a group in an experiment that does not receive the treatment by the researchers (untouched by them) and used to see the changes between the controlled group and that of the group that received the vial
hope this helps
Answer:
Place her onto a scoop stretcher, pad around her left hip with pillows, and secure her to the scoop with straps.