Which of the following is a difference between the concept development stage and the product development stage?
A. In the product development stage, an actual functional product is
produced, but in the concept development stage only a prototype
is produced.
B. In the concept development stage, an actual functional product is
produced, but in the product development stage only a prototype
is produced
c. In the concept development stage, the product is launched to the
entire target market, but in the product development stage only
focus groups are exposed to the product mock-ups.
O D. In the product development stage, sample advertisements are
developed, but in the concept development stage a full promotion
campaign is launched.