Refer to the exhibit.

What is the expected behavior for the following Cisco IOS XR config?

A.
The interface will have IPv6 address 10:10::1/64 only.

B.
The interface will have IPv6 address 20:20::1/64 only.

C.
The interface will have IPv6 address 10:10::1/64 and IPv6 address 20:20::1/64.

D.
The commit will fail.