Dr Fletcher Is Interested in Whether Joining a Fraternity/sorority Causes

Multiple Choice

Dr. Fletcher is interested in whether joining a fraternity/sorority causes people to become more concerned about their attractiveness and appearance. He recruits a group of 55 freshmen (25 males, 30 females) who are planning to go through fraternity/sorority recruitment on his campus. After they join, he gives them a measure of attractiveness concern/appearance concern (the Body Concern Scale) .
Suppose Dr. Fletcher finds that joining a fraternity/sorority reduces self-esteem about one's appearance. Who could his study generalize to?

A) Students in fraternities/sororities
B) College students
C) All individuals with low self-esteem
D) University graduates who were in fraternities/sororities