早期维新思想家郑观应认为，根据《万国公法》，“各国之权利，无论为君主、为民主、为君民共主，皆其所自有，决无可以夺人与甘夺于人之理”。这说明（）。
A. 郑观应主张建立君主立宪制度
B. 先进知识分子关注近代外交常识
C. 早期维新派还带有自大的思想
D. 挽救民族危亡成为时代的主旋律
Which three statements about EIGRP are true?（）
A. EIGRP converges fast RIP because of DUAL and backup routes that are stored in the topology table.
B. EIGRP uses a hello protocol to establish neighbor relationships
C. EIGRP uses split horizon and reverse poisoning to avoid routing loops.
D. EIGRP uses periodic updates to exchange routing information
EIGRP allows routers of different manufacturers to interoperate
F. EIGRP supports VLSM and authentication for routing updates.
G. EIGRP use a broadcast address to send routing information.
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