Which of the following would be an example of a random sample? A researcher:

1. A Option A: Studies the attitudes of Democratic voters by choosing every tenth name on a city's list of registered Democrats
2. B Option B: Gives a questionnaire to every fifth woman who enters a business office
3. C Option C: Examines the attitudes of residents of a city by interviewing every twentieth name in the city's telephone book
4. D Option D: None of the above

Answer checked 11 October 2026 · How we write and check questions