Question ID:PT29 S4 Q2 Passage:Economist:  To the extent that homelessness arises from a lack of available housing, it should not be assumed that the profit motive is at fault. Private investors will, in general, provide housing if the market allows them to make a profit; it is unrealistic to expect investors to take risks with their property unless they get some benefit in return. Stem:Which one of the following most accurately describes the role played in the economist's argument by the phrase "To the extent that homelessness arises from a lack of available housing"? Correct Answer Choice:AChoice A:It limits the application of the argument to a part of the problem. Choice B:It suggests that the primary cause of homelessness is lack of available housing. Choice C:It is offered as evidence crucial to the conclusion. Choice D:It expresses the conclusion to be argued for. Choice E:It suggests a possible solution to the problem of homelessness.