Which two of these statements are true of IPv6 address representation? (Choose two)

A.
The first 64 bits represent the dynamically created interface ID.

B.
A single interface may be assigned multiple IPV6 addresses of any type.

C.
Every IPV6 interface contains at least one loopback address.

D.
Leading zeros in an IPV6 16 bit hexadecimal field are mandatory.

Explanation:
Leading zeros in IPv6 are optional do that 05C7 equals 5C7 and 0000 equals 0 -> D is not corect.