Which two statements are true regarding the election process of the DIS in IS-IS?

Which two statements are true regarding the election process of the DIS in IS-IS? (Choose two.)

A.
In the event of a priority tie, the DIS is the router with the lowest configured IP address.

B.
In the event of a priority tie, the DIS is the router with the highest MAC address.

C.
A user can configure a priority for DIS election from 0 to 255.

D.
The default DIS election priority is 64 for Level 1 and Level 2.