after the american economy began booming in 1947, the marriage rate and the birth rate soared; hence, the generation born from the late 1940s through the mid-1960s become known as the
a. baby boom
b. age of aquarius
c. age of enlightenment
d. generation x

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.

the correct answer is d

answer; interpreting someone's past consistent with present deviance;