Refer to the exhibit. Which command can be issued on R9 so that R12 receives all its internal and external OSPF routes inside the R12 BGP table?
A. redistribute ospf 1 internal external 1 external 2
B. redistribute ospf 1 match nssa-external 1 nssa-external 2
C. redistribute ospf 1 internal nssa-external 1 nssa-external 2
D. redistribute ospf 1 match internal external 1 external 2
