From time to time there is a public outcry against predatory pricing—where ... ...

From time to time there is a public outcry against predatory pricing—where a company deliberately sells its products at prices low enough to drive its competitors out of business. But this practice clearly should be acceptable, because even after its competitors go out
of business, the mere threat of renewed competition will prevent the company from raising its prices to unreasonable levels.

Which one of the following is an assumption on which the argument depends?


(A) Any company that is successful will inevitably induce competitors to enter the market.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in PT71 (Dec 2013): Logical Reasoning A