Which of the Following Is TRUE

Multiple Choice

Which of the following is TRUE?

A) The controls for a quota sample are usually chosen on the basis that (1) they are believed to be correlated with the characteristic to be studied, and (2) reasonably up-to-date information on their distribution within the population is available.
B) To validate a quota sample, various characteristics of the sample are compared to known population values. If the differences in these characteristics are small in the comparison, this constitutes proof that the sample corresponds to the population.
C) Quota sampling is the most common kind of probability sampling used in marketing research.
D) Quota sampling is the only nonprobability sampling method that provides some measure of the sampling error associated with the sample estimate.
E) Quota sampling is acceptable for causal research.