There is an ongoing debate about how to define the concept of family. some researchers believe that changes in social values have the traditional definition of family in the united states.

An ongoing debate is happening about how the concept of family should be defined. Some researchers believed that the traditional definition of family in the United States have been expanded by the changes in social values.

Strong social groups, for many years, haven been based on the significance of strong parents, well-adjusted children, and healthy families

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 above statement is (false);