Question: Two protocols, A and B, only differ in their sending window sizes. Protocol A uses a sending window of 20 frames. Protocol B is a

Two protocols, A and B, only differ in their sending window sizes. Protocol A uses a sending window of 20 frames. Protocol B is a stop-and-wait protocol. The two protocols run on two identical channels. If Protocol A achieves almost 100% bandwidth efficiency, what is the bandwidth efficiency of Protocol B?

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