What the hell is up with peach boy riverside's adaptation?

i believe the answer is:   psychological  experiment

in this experiment, wilhelm wundt became the first person that implement scientific method in analyzing the pyschological phenomenon.

due to this result, wilhelm wundt also able to make psychology to be acknowledged as a separate scientific field from biology.

answer; clelia mosher;

answer; make a no-nonsense accusation of the other;

answer; /// the above statement is (true );