44. According to the article, what is the current attitude of the U.S. Preventive
Services Task Force toward taking vitamins as daily supplement?
(A) Emotional and sensitive.
(B) Positive and supportive.
(C) Optimistic and pleasant.
(D) Doubtful and cautious.
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統計: 尚無統計資料
統計: 尚無統計資料