Which of the following is a valid IPv6 address?
A. 2001:db8:0g21::1
B. 2001::db8:4581::1
C. 2001:db8:3241::1
D. 2001%db8%9990%%1
E. 2001.db8.819f..1
Which of the following is a valid IPv6 address?
A. 2001:db8:0g21::1
B. 2001::db8:4581::1
C. 2001:db8:3241::1
D. 2001%db8%9990%%1
E. 2001.db8.819f..1