36套EXE7.3对应的第6题

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6. If the author‘s assessment of the use of heat pumps iscorrect, which of the following best expresses thelesson that advertisers should learn from this case?
(A) Do not make exaggerated claims about theproducts you are trying to promote.
(B) Focus your advertising campaign on vagueanalogies and veiled implications instead ofon facts.
(C) Do not use facts in your advertising that willstrain the prospective client‘s ability tobelieve.
(D) Do not assume in your advertising that theprospective clients know even the mostelementary scientific principles.
(E) Concentrate your advertising firmly on financiallyrelevant issues such as price discounts andefficiency of operation.

这是7.3的文章
The use of heat pumps has been held backlargely by skepticism about advertisers‘ claims thatheat pumps can provide as many as two units ofthermal energy for each unit of electrical energyused, thus apparently contradicting the principle ofenergy conservation.

我选的是啊，答案是C。版主帮忙解答一下吧~~辛苦了