"a good citizen must participate in an election.” prepare a dialogue on it.
what suggestions would you give to your guardians and neighborhood to cast the
vote?
how do you convince your family members who don't wish to vote in the election?

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.

i need !

the answer is d.index