The Text's Discussion of Ford's Marketing Strategy Highlights the Fact

The text's discussion of Ford's marketing strategy highlights the fact that:

A) it's not wise for managers to just define a business in terms of the products they currently produce or sell.
B) there is little alternative but to stick with the traditional promotion channels for a product.
C) most consumers see basic products--like cars--as close substitutes for each other.
D) once a firm establishes a position as the market leader, competitors are not likely to be a big problem.