【正确答案】 B

【答案解析】细节题。由题干中的．scientist及选项内容定位至第四段。首句指出：one-third of recently published articles．．．scientists had one or more authors who stood to make money from the results they were reporting。第二句提到patent holders，or had some relationship．．．as board members。第三句中的“The financial interests of these authors”是对前面内容的总结，故[B]为答案。