When the Apache HTTP Server is configured to use name-based virtual hosts:

A.
Each virtual host can serve requests to exactly one hostname only.

B.
It is required to create a VirtualHost block for the main host.

C.
It’s necessary to configure a different IP address for each virtual host.

D.
The Listen directive is required for each virtual host.

E.
The setting NameVirtualHost *:80 indicates that all name based virtual hosts will listen on
port 80.