Which of the following is/are true about windowing in TCP/IP?
For a window size of 3 the ack4 signal says send the 4th packet.
For a window size of three, the packets will be sent in three different routes and acknowledgment is expected for each.
For a window size of 3 the acknowledgement is always ack3 to notify THAT the 3 packets were received.
None of the above.