问题
单项选择题
（）is the united nations agency responsible for the Radio Regulations among other things.
A.ITU
B.IMO
C.MSC
D.WMO
答案
参考答案：A
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（）is the united nations agency responsible for the Radio Regulations among other things.
A.ITU
B.IMO
C.MSC
D.WMO
参考答案：A