Answer:
The answer is <em>since both ip addresses are not within the same subnet, only router can be used for the two computers to communicate together.</em>
Explanation:
From the statements in the question, since the two ip addresses are not on same subnet value i.e 172.31.210.10/24 and 172.31.209.122/24 then both computers cannot communicate except a router is used for network connections for the two different subnets as they are not on the same network.
Explanation:
This question made no sense whatsoever, sorry
This sounds like open source. Open source is a concept that allows developers to edit the code and redistribute the code for what they need individually. Some examples of open source software are Chromium and Linux.
In python 3.8:
print("\"Computer Science is no more about \ncomputers\nthan astronomy is about telescopes\"\n-Edsger W. Dijkstra")
I hope this helps!