List 3 examples of resources needed to produce something to trade

Factors of production are resources a company uses to generate a profit by producing goods and services. Land, labor, capital and entrepreneurship are the four categories of factors of production.

Explanation:

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; the natural law school;