Which three statements are true regarding not-so-stubby areas (NSSAs)? (Choose three.)
A. You cannot configure an area as both an NSSA and a stub area.
B. An NSSA exports an external route to the backbone area as a Type 5 LSA.
C. An NSSA exports an external route as a Type 3 LSA.
D. An NSSA does not require an ABR.
E. An NSSA imports an external route as a Type 7 LSA.
Answer: ABE