The answers are 3,5, and 6
The name or email address of the original sender will appear in the from line. The email is sent by that person, that is who the email is from.
It is called
personal mode
Instead of having devices in a WLAN configured with the same
PSK, we can use a more scalable approach of requiring all users to
authenticate using their own credentials, for instance, a username and a password.
Allowing this prevents compromising a single password from impacting
configuration of all devices connected wirelessly.