Pot A that contained no fertilizer or compost will serve as a control in this experiment.
<h3>What is Fertilizer?</h3>
Fertilizer may be defined as any chemical or natural substance which is added to the soil with the intention to enhance the soil productivity.
Pot B contained fertilizer, while pot C contained compost, they will definitely grow more than pot A, but pot A serve as a control for this experiment because it does not contain any added resources into it. Hence, it grows naturally.
Thus, it is well described above.
To learn more about Fertilizers, refer to the link:
brainly.com/question/15854400
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The parietal lobe contains the primary sensory cortex, which controls sensations such as touch or pressure.
C human selection is the answer hope this helps
Because all those energy sources are natural and will always be there, when ever there is a need for extra energy.