A University Recently Banned the Use of Plastic Water Bottles

Multiple Choice

A university recently banned the use of plastic water bottles on campus in an effort to be ecofriendly.A psychologist at the university is interested in the attitudes of the students towards this ban.She obtains a list of all the students enrolled in the university and arbitrarily selects 100 students for a survey designed to assess their opinions on the ban.In this study,which method has the psychologist used to select students for the survey?

A) random sampling
B) random assignment
C) matched samples technique
D) naturalistic observation