A College Recently Banned the Use of Plastic Water Bottles

Multiple Choice

A college recently banned the use of plastic water bottles on campus in an effort to be more eco-friendly. A psychologist at the college is interested in the attitudes of the students toward this ban. She obtains a list of all of the students who are enrolled at the college. She randomly picks 100 students from this list and administers to these students a survey designed to assess their opinions on the plastic water bottle ban. The psychologist is using which method?

A) random sampling
B) random assignment
C) experiment
D) naturalistic observation