You're the head network administrator for a large manufacturing enterprise that's completing its support for IPv6. The company has six major locations with network administrators and several thousand users in each location. You're using a base IPv6 address of 2001:DB8:FAB/48 and want network administrators to be able to subnet their networks in any way they see fit. You also want to maintain a reserve of address spaces for a possible 6 to 10 additional locations in the future. Each network administrator should be able to construct at least 200 subnets from the addresses you supply, and each location should have the same amount of available address space. What IPv6 addresses should you assign to each location