You are developing a verification plan for an upcoming OSPF implementation. Part of this plan is to verify the status of type 3 LSAs within the network. Which routers should you verify first to ensure that the configuration s are correct for generating type 3 LSAs?（）

• A、Internal routers within the backbone area (area 0)
• B、Internal routers within the NSSAs
• C、Internal routers within the stubby areas
• D、ASBRs
• E、ABRs
• F、DRs and BDRs