Which of the Following Statements About the Marketing Mix Is

Which of the following statements about the marketing mix is incorrect?

A) The selection of the target market serves as the basis for the creation of the marketing mix.
B) Marketers can alter elements of the marketing mix to accommodate different marketing strategies.
C) Marketing mix decisions should be consistent with business-unit and corporate strategies.
D) Once a marketing mix has been created for a particular target market, it cannot be changed until a new strategic window opens.
E) Marketing mix decisions should be flexible enough to respond to changes in market conditions, competition, and customer needs.