色彩的三原色红、黄、（）。
孙中山曾八次进入欧美。
访谈调查中，整个访谈的核心是（）。 ["倾听","访谈提纲","提问","访谈记录"]
以下属于贷后管理环节的主要风险点的是（）。 ["来详细记录资金流向和归集保存相关凭证.造成凭证遗失","未按规定发放贷款","未按规定保管借款合同、担保合同等重要贷款档案资料，造成合同损毁","对应审查的内容审查不严，向不具备贷款发放条件的借款人发放贷款"]
Refer to the exhibit. DHCP snooping is enabled for selected VLANs to provide security on the network. How do the switch ports handle the DHCP messages？（） ["Ports Fa2\/1 and Fa2\/2 source DHCP requests only. Port Fa3\/1 is eligible to source all DHCP messages and respond to DHCP requests.","Ports Fa2\/1 and Fa2\/2 respond to DHCP requests only. Port Fa3\/1 is eligible to source all DHCP messages.","Ports Fa2\/1 and Fa2\/2 are eligible to source all DHCP messages and respond to DHCP requests. Port Fa3\/1 can source DHCP request only.","All three ports， Fa2\/1， Fa2\/2， and Fa3\/1， are eligible to source all DHCP messages and respond to DHCP requests."]
广告管理体系是什么？
