How do we define Differentiation Competitive Advantage?

a.Differentiation Advantage only applies to firms selling products and services where the consumer feels some aspect of the product or service is "unique" in comparison to the competition.

b.Differentiation uniqueness is most commonly attributable to a patent, trademark, copyright, or trade secret.The key is that you must convince consumers that your product or service is different than the competition.

c.Quasi-Monopoly

d.Natural Monopoly

e.All of the above