When Thinking About the Product Life Cycle,a Good Manager Knows

When thinking about the product life cycle,a good manager knows that

A) sales and profits for individual brands always follow the same life-cycle pattern as industry sales and profits.
B) the only stage in which products are introduced is the market introduction stage.
C) all products will eventually earn a profit.
D) a product that is mature in one market may be in the growth stage in another international market.
E) None of these answers is correct.