Snakes shed their outermost layer of skin regularly. Which characteristic of life is this action an example of? A.
excretion
B.
growth
C.
homeostasis
D.
nutrition
E.
reproduction

answer; /// i believe its; // being treated lovingly and predictably by caregivers and learning to trust;

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.