【单选题】

The following questions present a sentence, part of which or all of which is underlineD、Beneath the sentence, you will find five ways of phrasing the underlined part. The first of these repeats the original; the other four are different. If you think the original is best, choose the first answer; otherwise choose one of the others.

These questions test correctness and effectiveness of expression. In choosing your answer, follow the requirements of standard writtenEnglish; that is, pay attention to grammar, choice of words, and sentence construction.Choose the answer that produces the most effective sentence; this answer should be clear and exact, without awkwardness, ambiguity, redundancy, or grammatical error.
Seeking to decrease the incidence of tooth decay, theAmericanDentalAssociation is to spend $45 million over the next seven years promoting good dental hygiene.
A、theAmericanDentalAssociation is to spend $45 million over the next seven years promoting good dental hygiene
B、theAmericanDentalAssociation will spend $45 million over the next seven years to promote good dental hygiene
C、over the next seven years theAmericanDentalAssociation is to spend $45 million promoting good dental hygiene
D、good dental hygiene will be promoted by theAmericanDentalAssociation, which is spending $45 million over the next seven years
E、$45 million will be spent by theAmericanDentalAssociation over the next seven years on the promotion of good dental hygiene