What is the news mainly about?A.US government needs cyber security.B.Postal service in the

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What is the news mainly about?

A.US government needs cyber security.

B.Postal service in the US is not safe.

C.Hackers steal personal information.

D.FBI investigates cyber attacks.

请帮忙给出正确答案和分析,谢谢!

热搜:一个c程序的执行是从本程序的main函数开始