Which three statements are correct when comparing Mobile IPv6 and Mobile IPv4
support? (Choose three.)

A.
Mobile IPv6 does not require a foreign agent, but Mobile IPv4 does.

B.
Mobile IPv6 supports route optimization as a fundamental part of the protocol; IPv4
requires extensions.

C.
Mobile IPv6 and Mobile IPv4 use a directed broadcast approach for home agent
address discovery.

D.
Mobile IPv6 makes use of its own routing header; Mobile IPv4 uses only IP
encapsulation.

E.
Mobile IPv6 and Mobile IPv4 use ARP for neighbor discovery.

F.
Mobile IPv4 has adopted the use of IPv6 ND.