An Alcatel-Lucent 7750 SR has a subscriber interface configured with multiple subnets. How is the subnet that is used for subscriber IP address allocation determined?

A. The DHCP server assigns an IP address based on the gi-address configured on the RG.
B. The DHCP server assigns an IP address based on the gi-address configured in the subscriber interface context on the BSA.

C. The DHCP server assigns an IP address based on the gi-address configured in the group interface context.

D. The DHCP server assigns an IP address based on the option 82 information inserted by the BSA.