Which of the Following Statements Is an Important Advantage of Surveys

Multiple Choice

Which of the following statements is an important advantage of surveys?

A) Surveys can be developed by people with no scientific training.
B) Researchers are able to gather information about a very large group of people based on a representative sample of that group.
C) The dependent variable is more easily manipulated than in formal experiments.
D) If there are more than 3,000 participants, the results are likely to be valid no matter how the participants were chosen.