[本科]纵联方向保护中通信通道传送的信息可以是（    ）。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69487' and id < 4500923 and id<>'4500923' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69487' and id > 4500923 and id<>'4500923' order by id asc limit 5