What is the result if you configure two devices with the ntp server command?

What is the result if you configure two devices with the ntp server command?

A.
Nothing will happen until one of the devices is configured with the prefer parameter.

B.
The NTP protocol will determine which server is most reliable and will synchronize to that server.

C.
The device with the highest priority will become the active server and the other device will
become the backup server.

D.
The device with the lowest MAC address will become the active server and the other device will
become the backup server.

Explanation:
NTP has the ability to syncronize automatically to the most reliable NTP server when multiple NTP
servers are configured.