What determines the profit margin in Differentiation Advantage?

a.The profit margin is determined by your ability to create consumer awareness of your advantage.

b.The profit margin is determined by your control of the amount of the product available in the market (because it can't be effectively imitated by the competition) this scarcity allows you to receive a market price above your total cost.

c.The profit margin is determined by the difference between your cost and the cost of the marginal producer in your market.

d.All of the above

e.A and B