Question

the fake pill or medicine taken by members of a control group is a choose one option a placebo. b hypothesis. c double - blind experiment. d variable.

Explanation:

To solve this, we analyze each option:

• Option A: A placebo is a fake treatment (like a pill) given to the control group in an experiment to assess the real treatment's effect.
• Option B: A hypothesis is a testable prediction, not a fake pill.
• Option C: A double - blind experiment is a study design, not a fake pill.
• Option D: A variable is a factor in an experiment, not a fake pill.

So the correct option is A as it matches the definition of a fake pill for the control group.

Answer:

A. placebo.