Which statement is true of Interior Gateway Protocols

• 对内部网关协议的陈述中；哪一

Which statement is true of Interior Gateway Protocols的用法和样例：

例句

1. Is any of these wild fruits safe to eat?
   这些野生水果有哪一种是安全可吃的吗？
2. Which is more beautiful, the peony or the camellia?
   牡丹花和山茶花，哪一种更美丽？