A. manage their patients incompetently B. give patients more medicine than needed C. reduce drug dosages for their patients D. prolong the needless suffering of the patients 参考答案:D 答案解析:[解析] 见文中最后一段的最后一句话.A)“对病人治疗不当”不够确切;B)“给病人多于其需要的药物”和C)“减少病人的药物剂量”都只是表象,不是判断医生是否该罚的标准;D)“延长病人的不必要的痛苦”是