题目内容
（请给出正确答案）
提问人：网友13***556
发布时间：2022年4月5日 11:50
[
单项选择题]
Drug Reactions — a Major Cause of Death Adverse drug reactions may cause the deaths of over 100,000...An American research estimates that the total sum of money spent in treating ADRs each year is as much as ______.
A. $40,000,000,000
B. $4,000,000,000
C. $400,000,000
D. $40,000,000
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