The listing below is an excerpt from a Squid configuration file.

A.
Users connecting from localhost will be able to access web sites through this proxy.

B.
It’s necessary to include a http_access rule denying access to all, at the end of the rules.

C.
It’s possible to use this proxy to access SSL enabled web sites listening on any port.

D.
This proxy can’t be used to access FTP servers listening on the default port.

E.
This proxy is misconfigured and no user will be able to access web sites through it.