Complex Psychology Question... Please Help....?

Question

A psychologist is planning to conduct a study that would examine pathological liars and the quality of their romantic relationships. You have been asked to provide the psychologist with a recommendation for which research method should be used to gather data on the pathological liars and their spouses.
what are five research methods and their advantages and disadvantages for use in this study.

Answer 1

See http://en.wikipedia.org/wiki/Psychological_research_methods to get the information you need.

Good Luck!!!