Which of the Following Represents a Population and a Sample

Multiple Choice

Which of the following represents a population and a sample from that population?

A) Residents of Albany, New York, and registered voters in Albany, New York
B) Teachers of a high school and members of the parent-teacher group
C) Fans at a concert who purchase T-shirts, and fans at a concert who purchase soda
D) Freshmen at St. Joseph's University and basketball players at St. Joseph's University