Consumer product classes
A. are based on how the product will be used.
B. are based primarily on how much effort is actually involved in making a purchase.
C. suggest the type of marketing mix that should be used, but business product classes have little to do with the marketing mix that should be used.
D. are based on how consumers think about and shop for products.
E. None of the above is true.
Answer: D. are based on how consumers think about and shop for products.