多选题Which two statements are true about TCP communication?（）AThe receiver acknowledges the final packet in each communications stream.BThe receiver adds sequencing numbers to the packets received.CThe sender adds sequencing numbers to the packets it sends.DThe receiver acknowledges each packet it receives from the sending device.
多选题
Which two statements are true about TCP communication?（）
A
The receiver acknowledges the final packet in each communications stream.
B
The receiver adds sequencing numbers to the packets received.
C
The sender adds sequencing numbers to the packets it sends.
D
The receiver acknowledges each packet it receives from the sending device.
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