Zipcar Is a Car Rental Service Found in Many Metropolitan

Zipcar is a car rental service found in many metropolitan areas.It targets people who take mass transit or carpool to work but who occasionally need a car to run errands,visit the doctor,or check on a sick child.Zipcar is one of a few companies currently providing cars that can be rented by the hour.Zipcar has created a(n) _____ advantage.

A) reengineering
B) experience curve
C) service differentiation competitive
D) alternative market
E) sustainable competitive