S945274 S945274 20-10-2021 History contestada Question 1 [02:31] WILL GIVE BRAINLIEST AND 20 POINTS! Which of the following statements is true? A. The researchers conducting the study hand-pick the members of each group. B. As a participant in a research study, you are told whether you are part of the experimental or control group. C. It is impossible to verify an experimental result without a control group. D. Researchers must collect data from exactly the same number of people in each group.