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【单选题】

According to the report from IWMI,what is the best solution to food insecurity in sub-Saharan Africa and south Asia?

A.
Investing in small pumps and technology.
B.
Launching large-scale irrigation projects.
C.
Increasing the local household revenues.
D.
Investing in a new expensive irrigation project.
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参考答案:
参考解析:
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【多选题】某歌手的个人演唱会进行到一半时,由于场馆电力负荷超标,导致断电,在主办单位和场馆紧急协商后确定电力无法恢复,主办单位应采取的应急措施有()。

A.
应当安抚群众情绪,获得观众谅解
B.
应当如实向观众说明原因
C.
应当关闭演出场所大门,防止观众骚动引发踩踏事件
D.
应根据实际情况妥善处理退票等善后事宜