R1 has 5 working interfaces, with EIGRP neighbors existing off each interface. R1 has routes for subnets 10.1.1.0/24, 10.1.2.0/24, and 10.1.3.0/24, with EIGRP integer metrics of roughly 1 million, 2 million, a nd 3 million, respectively. An engineer then adds the ip summary - address eigrp 1 10.1.0.0 255.255.0.0 command to interface Fa0/0. Which of the following is true?（）
A. R1 loses and then reestablishes neighborships with all neighbors.
B. R1 no longer advert ises 10.1.1.0/24 to neighbors connected to Fa0/0.
C. 1 advertises a 10.1.0.0/16 route out Fa0/0, with metric of around 3 million (largest metric of component subnets).
D. R1 advertises a 10.1.0.0/16 route out Fa0/0,with metric of around 2 million (med ian metric of component subnets).
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根据《长途光缆波分复用（WDM）传输系统工程验收规范》，当本规范与国家新颁布执行的相关网络技术体制、进网要求和技术（标准）规范等国标相矛盾时，应以国家（标准）规范为准。在特殊情况下执行本规范个别条款有困难时，应充分阐述理由，提出解决方案，并报请主管部门批准。
A. 正确
B. 错误
下列不属于幼儿园建筑设计原则的是（）
A. 安全原则
B. 经济原则
C. 卫生原则
D. 全面原则
肝细胞脂肪变性为（）。
A. 细胞水肿
B. 脂质沉积
C. 结缔组织玻璃样变
D. 血管壁玻璃样变
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