（A） It is used in the marketing of most industrial products.

　　（B） It is often used in cases where there is a large program target.

　　（C） It is not economically feasible for most marketing programs.

　　（D） It is used only for which there are many potential customers.

　　（E） It is less successful at directing a marketing program to the target audience than are other marketing approaches.

　　4. The author mentions “trousers”（lines 9 and 11）most likely in order to

　　（A） make a comparison between the program target and the program audience.

　　（B） emphasize the similarities between the market segment and the program target

　　（C） provide an example of the way three groups of consumers are affected by a marketing program

　　（D） clarify the distinction between the market segment and the program target

　　（E） introduce the concept of the program audience

　　5. Which of the following best exemplifies the situation described in the last two sentences of the passage？

　　（A） A product suitable for women age 21-30 is marketed at meetings attended only by potential customers.

　　（B） A company develops a new product and must develop an advertising campaign to create a market for it.

　　（C） An idea for a specialized product remains unexplored because media exposure of the product to its few potential customers would be too expensive.

　　（D） A new product is developed and marketers collect demographic data on potential consumers before developing a specific advertising campaign.

　　（E） A product suitable for men age 60 and over is advertised in a magazine read by adults of all ages.