Which of the Following Would Serve as a Good Decision

Multiple Choice

Which of the following would serve as a good decision rule for managers in establishing the need for marketing research?

A) ensuring that one's competitors are conducting market researches
B) determining the value that can be derived from marketing research conducted by competitors
C) determining the costs incurred by other companies in conducting marketing research
D) comparing the value of the marketing research to the cost
E) ensuring that the clients or customers are in favor of conducting the marketing research