Which of the Following Strategies Might a Manufacturer Choose When

Which of the following strategies might a manufacturer choose when a product has nearly reached the end of the retentive stage?

A) increase the amount of reminder advertising to lengthen the stage
B) initiate comparative advertising to drive the product back into the competitive stage
C) maintain current advertising expenditures and support until the product becomes unprofitable
D) expand the market into a newer pioneering stage
E) reinforce the current uses of the products to existing customers through advertising