单选题 According to the first paragraph, one of the concerns related to international biomedical research is ______.

A、 whether the experimented treatments should be compared against local standards
B、 whether the experimented treatments are shown to be effective
C、 when local communities will be able to carry out their own research projects
D、 the prohibitive costs involved

【正确答案】 A

【答案解析】属事实细节题。第一段指出：“最受关注的问题是，新型治疗应对照西方的医疗标准还是当地的现行标准。”