A class B network 129.35 has 10 subnets. Which of the following options is the correct subnet mask?()
- A、255.255.128.0 (11111111.11111111.10000000.00000000)
- B、255.255.192.0 (11111111.11111111.11000000.00000000)
- C、255.255.224.0 (11111111.11111111.11100000.00000000)
- D、255.255.240.0 (11111111.11111111.11110000.00000000)
正确答案:D
答案解析:有

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