There is relatively little room for growth in the overall carpet market, which is tied to the size of the population. Most who purchase carpet do so only once or twice, first in their twenties or thirties, and then perhaps again in their fifties or sixties. Thus as the population ages, companies carpet market only through purchasing competitors, and not through more aggressive marketing.
What this question is testing
Your task
Find the choice that makes the argument's conclusion less likely to be true.
Common trap
Answers that look negative but attack a claim the argument never relied on.
Winning move
Find the assumption the argument depends on, then pick the choice that undermines it.
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