Which of the Following Would Be Most Likely to Produce

Multiple Choice

Which of the following would be most likely to produce response bias in a survey?

A) Using questions with biased wording.
B) Only receiving responses from half of the people in the sample.
C) Conducting interviews by telephone instead of in person.
D) Using a random sample of students at a university to estimate the proportion of people who think the legal drinking age should be lowered.