Which of the Following Statements About Sampling Is Correct

Multiple Choice

Which of the following statements about sampling is correct?

A) Sampling is based on the principle that a sufficiently large number drawn from a population will be representative, regardless of whether the selection was random.
B) The results of a sample will be biased and therefore not reliable for formal research.
C) Sampling is a survey technique that eliminates the need for questioning 100 percent of the population.
D) All of the above are correct.