Which three statements are true about DHCPv6 ? (Choose three.)

A.
DHCPv6 is used to automate the process of assigning the prefixes to the customer network.

B.
DHCPv6 is used to automate the process of assigning the prefixes to the ISP core network.

C.
Prefix delegation happens between a P and CPE.

D.
Prefix delegation happens between a PE and CPE.

E.
The customer can customize the subnet and assign the prefixes to the link.