In which way does router R1 operate differently than router R2?

Refer to the exhibit:

In which way does router R1 operate differently than router R2?
A . R1 sends LSA type 2 only, while R2 sends type 1 and type 7 LSAs
B . R1 sends LSA types 1 and 2, while R2 sends type 1. 2. and 7 LSAs
C . R1 sends LSA type 2 only and R2 sends LSA type 1 only
D . R1 sends LSA types 5 and 7, while R2 sends type 1, 2, and 7 LSAs

View Answer

Answer: B