Which of the Following Would Constitute the BEST Random Sample

Multiple Choice

Which of the following would constitute the BEST random sample of a university population?

A) The residents who live in the dorms, which represents 70% of the university population
B) The students who take classes during the day, which represents 85% of the university population
C) The students whose names were drawn from a list of all students enrolled in classes, a sample representing 30% of the university population
D) The students attending a popular athletic event, which represents 10% of the university population