You are interested in buying a laptop computer. Your list of considerations include the computer’s speed in processing data, its weight, screen size and price. You consider a number of different models, and narrow your list based on its speed and monitor screen size, then finally select a model to buy based on its weight and price. In this decision, speed and monitor screen size are examples of:.
a. order winners.
b. the voice of the supplier.
c. the voice of the customer.
d. order qualifiers.