D is corrent. The requirement is to identify the segment of the economy that is least affected by the business cycle. D is corrent because the economy as a whole does not spend significantly less on health care in an economic downturn.
A is incorrect because it is an industry that does well in an economic upturn and poorly in an economic downturn.
A is incorrect because it is an industry that does well in an economic upturn and poorly in an economic downturn.
A is incorrect because it is an industry that does well in an economic upturn and poorly in an economic downturn.
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