<span>Ans: The source Address field specifies the station that sends the frame.
The format of an Ethernet frame includes a destination address at the beginning which contains the address of the device which is sending the frame. And, the source address tells us which station the information is received from. </span>
Double the amount of people because the ramp went from 10-meter to 20-meter, so times by 2. 4 times 2 is 8. The answer is 8 people. Hope this helps! Please give Brainliest!