How many more bits does IPv6 use for addresses than IPv4?

How many more bits does IPv6 use for addresses than IPv4?

A.
32

B.
64

C.
96

D.
128

Explanation:
Explanation

IPv6 uses 128-bit addresses rather than the 32-bit addresses in IPv4. This supports more address hierarchy levels and uses simpler address autoconfiguration.

Cisco Press CCDA 640-864 Official Certification Guide Fourth Edition, Chapter 9