How do marketers develop wisdom for evaluating marketing strategies and making good decisions?
A. They gather and tabulate raw data.
B. They let the marketing information system (MIS) make key decisions.
C. They use data to answer questions of "who," "what," "where," and "when."
D. They gain experience and understanding from past events and apply it to future opportunities.
E. They consult the IT manager.
Answer: D. They gain experience and understanding from past events and apply it to future opportunities.