The following output exists on Router R1, a router internal to area 1. What can you d etermine as true from the output of the show ip ospf database summary command?（）

• A、The LSA was created by an ABR due to an area range command.
• B、The LSA was created by an ASBR due to a summary - address command.
• C、If cr eated by an area range command, the best metric for a subordinate subnet on that ABR must have been 11.
• D、None of the other answers is correct.