Which router is doing LSA type 7 to type 5 translation，and why？（）

• A、Both RTA and RTB will do LSA7/5 translation，since they are both NSSA ABRs
• B、RTA will do LSA7/5 translation，since it has the lower router ID
• C、RTB will do LSA7/5 translation，since it has the higher router ID
• D、The redistributing router will do LSA7/5 translation，since it is within the NSSA