1. Derivative products:

a. are what remain after the platform product is built

b. include different models, brands, or versions of the platform product

c. are intended to fill performance gaps between platform products

d. a, b, and c

e. b and c

2. All of the following statements are true except:

a. different customers in different segments value the same product differently

b. different segments may require different levels of service

c. customer-oriented pricing requires that companies manage their customers on sales, not profits

d. firms should track the profitability of different customer accounts

e. companies may actually decide not to serve some customers

3. Which of the following does not describe the Byzantine Empire?

a. It was the home to St. Peter's Basilica, the world's largest enclosed area.

b. It was founded in the Eastern half of the Roman Empire.

c. During the reign of Justinian, it regained much of the former Roman Empire.

d. It included and improved upon many of the innovations of the Romans.