A. widens the market for consumer goods
B. encourages consumers to buy what they do not need
C. emphasizes the good feature of a particular product
D. promotes competition among firms
Correct Answer: Option D
D. promotes competition among firms
A. widens the market for consumer goods
B. encourages consumers to buy what they do not need
C. emphasizes the good feature of a particular product
D. promotes competition among firms
Correct Answer: Option D
D. promotes competition among firms
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