Sales of telephones have increased dramatically over the last year. in order to take advantage of this increase, Mammoth industries plans to expand production of its own model of telephone, while continuing its already very extensive advertising of this product.
which of the following if true, provides most support for the view that Mammoth industries cannot increase its sales of telephones by adopting the plan outlined above?
a. although it sells all the telephones it produces, Mammoth's shares of all telephone sales has declined over the last year.
b. mammoth industries' average inventory of telephones awaiting shipment to retailers has declined slightly over the last year.
c. advertising has made the brand name of Mammoth industries' telephones widely known, but few customers know that Mammoth industries owns this brand.
d. Mammoth industries' telephone is one of the 3 brands of telphone that have together accounted fr the bulk of last year increase in sales.
e. despite a slight decline in the retail price, sales of Mammoth industries' telephones have fallen in the last year.