单选题 You are building a water treatment facility．Routine tests reveal that there are contaminants in the water but that they have an extremely low risk for causing any sickness．As the project manager，you should______．

A、 inform the public that a detailed examination has been ordered to determine the extent to which the problem exists
B、 do nothing because there is extremely low risk for sickness except for some effects on small children and the elderly
C、 tell the public there is no problem，except for small children and the elderly who need to boil the water before drinking
D、 educate the public about the advances on water treatment technology and the industry efficiency and safety record

【正确答案】 A

【答案解析】[解析] 你在建设一个水处理厂。例行的检查发现水中含有污染物，但引起疾病的风险是极低的。作为项目经理，你应该______。 A) 告诉公众已安排进行一次详细的检查来确定问题的程度 B) 什么也不做，因为除了对小孩和老人有点影响外，引发疾病的风险是极其低的 C) 告诉公众饮这样的水是没有问题的，但小孩和老人需要把水烧开后再饮用 D) 教育公众水处理技术的发展和工业效用以及安全记录风险管理，首先应确定风险的严重程度。