Question

Select the correct answer.A scientist is testing the effectiveness of a new medication. The medication is to be tested on two groups of subjects. One group of subjects receives a placebo pill, while the other group receives the actual medication.Which of the following methods is being used to investigate the effectiveness of the medication?

Answer 1

The Solution:

The correct answer is [option D]

The correct method being used in the investigation is the controlled experiment.

Thus, the correct answer is [option D]