题目内容：
Whatcanyouinferfromthepassage? A．Tokeepfrombeingoverweight,peoplehavetoeatnon-fatfood.
B．Thecaloriesfromfatjustdoitalittlequickerthanthatfromproteinandcarbohydrates.
C．Peopleshouldavoidtemptation.
D．Americansrealizethatitisnecessarytocountcaloriesbeforeeatingthefood.
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