Which signal and noise values will result in the best phone communication with an access point?（）
- A、signal strength 46dBm, noise level 95dBm
- B、signal strength 74dBm, noise level 94dBm
- C、signal strength 68dBm, noise level 79dBm
- D、signal strength 50dBm, noise level 56dBm
正确答案:A
答案解析:有
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