To investigate the impact of distracting sounds on learning effectiveness, research participants tried to memorize lists of words in either a quiet or a noisy setting. participants in the quiet setting were assigned to the group.

Control group

Explanation: Control group is the group of people that are not the members of the experimental treatment rather they are selected on random basis because they have high similarity with the actual participant who get through the experiment .

The situation mentioned in the question describes about the participants that are indulged in quiet setting are subjected to control group.As the control group participant are similar with the actual members of experiment in the noisy setting.

answer; i do believe that the answer is (c) electrolyte imbalance or (d) cessation of menstrual cycle; plz check first good luck

answer; /// i believe the correct answer is (b) disposition