Which of the Following Statements Best Describes a Benefit of Marketing

Which of the following statements best describes a benefit of marketing research?

A) It forecasts the future with certainty and accuracy.
B) Its results can and should be taken as the appropriate course of action.
C) It is vital for investigating the effects of various marketing strategies after they have been implemented.
D) It negates the need for researchers to use their own knowledge and experience because each research study includes all of the factors that could influence the success of a strategy.