题目内容：
Whichofthefollowingstatementsbestdescribestheorganizationofthefirsttwoparagraphs?
A．Suggestionsfortheapplicationofaneconomicconceptareoffered. B．Severalgeneralizationsarepresentedfromwhichvariousconclusionsaredrawn.
C．Persuasivelanguageisusedtoargueagainstapopularidea.
D．Ageneralconceptisdefinedandthenexamplesaregiven.
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答案解析：