Which one of the following represent correct IPv6 Global Unicast address format?
A. 48bit(Global Prefix)+16bit(Subnet ID)+64bit(Interface ID)
B. 16bit(Subnet ID)+ 48bit(Global Prefix)+64bit(Interface ID)
C. 64bit(Interface ID)+16bit(Subnet ID)+ 48bit(Global Prefix)
D. 64bit(Interface ID)+ 48bit(Global Prefix)+16bit(Subnet ID)
