Answer:
B. receive no treatment during the experiment.
Explanation:
Control groups receive no treatment.
The control group in an experimental study will receive no treatment during the experiment. Thus, option (B) is correct.
In a scientific study, a control group is used to isolate the impact of an independent variable and establish a cause-and-effect link.
The independent variable is altered in the treatment group while being held constant in the control group by researchers. The findings of these groups are then compared.
This focuses on the impact of the independent variable on the experiment and can help rule out other potential explanations for the findings.
Therefore, it can be concluded that in the experimental study in the control group should receive no treatment during the experiment. Therefore, the correct option is (B).
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