在“7·23甬温线特别重大铁路交通事故”中,( )是事故最早的信息源。\n \n \n \n \n \n \n

\n \n \n \n A.\n 论坛\n

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\n \n \n \n B.\n 博客\n

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\n \n \n \n C.\n 微博\n

\n \n

\n \n \n \n D.\n 微信\n