A Manufacturer That Wants to Sustain Its Revenues and Profits

A manufacturer that wants to sustain its revenues and profits should engage in new-product development because:

A) federal regulations require that a certain percentage of a company's products must be new.
B) products inevitably pass through a product life cycle that culminates in a sales decline.
C) new products are always the most profitable ones.
D) copyright protections last for only 5 years unless the product is somehow revitalized.
E) consumers do not like to buy products that are not innovative.