Why is it important for managers to take a customer−$-$oriented view of their business when defining industry boundaries?

A)$)$ To increase the bargaining power of suppliers in their industry

B)$)$ To reduce the competition in their industry

C)$)$ To identify the basic customer needs their company is serving

D)$)$ To increase the prices of their products and services

$$E)$)$ To expand their company's product offerings