An individual with a diagnosis of an odd personality disorder is MOST likely to have a parent or sibling who has:

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; they are called (pebbling);

answer; procedural justice;