Which statement describes the WLCv5.2 delivery of a multicast packet from a wired PC source on VLAN_X to a respective wireless client using SSID_X, using a WLAN controller enabled for multicast?（） A packet is delivered to Cisco WLC and forwarded via multicast to all of its associated APs, and finally to all wireless clients of that Cisco WLC, via wireless multicast.。 A packet is delivered to Cisco WLC and forwarded via unicast to all of its associated APs, and finally to all wireless clients of that Cisco WLC, via wireless unicast.。 A packet is delivered to Cisco WLC and forwarded via multicast to all of its associated APs, discarded at APs without SSID_X joined wireless clients, and forwarded at APs with SSID_X joinedwireless clients via wireless multicast.。 A packet is delivered to Cisco WLC and forwarded via unicast to all of its associated APs, discarded at APs without SSID_X joined wireless clients, and forwarded at APs with SSID_X joined wireless clients via wireless multicast.。 A packet is delivered to Cisco WLC and forwarded via multicast to all of its associated APs, discarded at APs without SSID_X joined wireless clients, and forwarded at APs with SSID_X joinedwireless clients via wireless unicast.。 A packet is delivered to Cisco WLC and forwarded via unicast to all of its associated APs, discarded at APs without SSID_X joined wireless clients, and forwarded at APs with SSID_X joined wireless clients via wireless unicast.。
以下哪项属于建设工程项目管理新理念（）。 A.以人为本 。 B.提高效率 。 C.绿色环保 。 D.服务社会。
下列有关后任注册会计师的说法中，错误的是（）。 A.当会计师事务所发生变更时，已经接受委托的会计师事务所是后任注册会计师 。 B.当会计师事务所发生变更时，正在考虑接受委托的会计师事务所是后任注册会计师 。 C.被审计单位的财务报表已经审计但需要重新审计时，接受委托执行重新审计的会计师事务所为后任注册会计师 。 D.会计师事务所以投标方式承接审计业务时，所有参与投标的会计师事务所均为后任注册会计师。
关于“T”管引流的护理，不正确的是：（） 引流袋位置高于切口平面。 保持引流管通畅。 避免引流管打折、受压、成角。 观察胆汁颜色、性质，并准确记录24H引流量。 定时更换引流袋。
响度、响度级的单位分别是（）。 dB、方。 dB、宋。 方、宋。 宋、方。
甲乙两国均为世贸组织成员国，乙国称甲国的出口限制违反了一般取消数量限制规则，并将争端提交世贸组织争端解决机构。对此，下列哪些选项是正确的（）
