Answer:
VPNs encrypt your traffic while proxy servers don't.
Explanation:
It would be the last one, because she isn't recording any type of data over what she is doing and she isn't observing it at all. She simply trimmed the stems of a bouquet of flowers. However, the other options insist that they are recording data and observing, like you would do when performing an experiment. I hope this helps! :)
Answer:
There is Name resolution failure
Explanation:
This normally occurs when the computer can't access the host (your server). It can be caused by several factors, such as:
-Internet connectivity is down
-The client does not have DNS servers configured or is configured with the incorrect DNS server IP addresses.
-The DNS servers are failing.