While at the CLI on a Cisco ASR 9000 Series router, you notice the following message appear on
your screen:
2w6d: %SYS-5-CONFIG_I: Configured from console by cisco on vty0 (10.10.20.100)
Which statement is true about this message?

A.
User cisco logged into the router via the console port and made a configuration change.

B.
User cisco used Telnet to connect to IP 10.10.20.100 and made a configuration change.

C.
This is a Warning-level syslog.

D.
The router has been up for 20 days.