Step Five of the Problem Definition Process Is to Select

Step five of the problem definition process is to select research problem(s) to be addressed. Which of the following statements about this step is TRUE?

A) Marketing researchers should allow managers to vote on which research problems to address.
B) Marketing researchers should address every research problem that has been identified.
C) Marketing researchers should address the research problems for which they are reasonably sure they can get favorable results.
D) Researchers should attempt to address the identified research problems regardless of the cost of obtaining information.
E) Researchers must carefully review each identified research problem in terms of trade-off between the information to be obtained versus the costs of obtaining that information.