Which signal and noise values will result in the best phone communication with an access point?（） [" signal strength 46dBm, noise level 95dBm"," signal strength 74dBm, noise level 94dBm"," signal strength 68dBm, noise level 79dBm"," signal strength 50dBm, noise level 56dBm"]
Which two commands should be entered on a WLAN controller to remove any residual configuration？（） [" Enter the clear controller command followed by the reload command."," Enter the clear controller command followed by the reset command."," Enter the clear controller command followed by the reset system command."," Enter the erase startup-config command followed by the reload command."," Enter the erase startup-config command followed by the reset command."," Enter the erase startup-config command followed by the reset system command."]
正确处理投资者利益关系的关键是坚持投资与受益对等原则。
下列哪一项不是肝性脑病的诱发因素（） ["明显低钾、低钠血症","低蛋白饮食","消化道大出血","合并感染","使用大量的镇静剂"]
利用电子邮件进行交流的优势在于（） ["电子邮件发送时间短，成本低","反馈速度受教师和学生积极性的影响","有利于师生在异地辅导作业，交流思想，互相协作","教师通过电子邮件与多个学生同时交流时所需的工作量大"]
史传的体裁主要有（）、（）、（）。
