Refer to the exhibit. ISP XYZ is providing CSC support to ISP ABC. Which two requirements must be satisfied to achieve this requirement? (Choose two.) 

Answer options:

A. The BGP sessions between R6 and R9 and between R3 and R5 must send labels for the next hop.
B. R9 and R3 require the as-override command to accept prefixes advertised by each other.
C. R5 requires a static route toward R3 and R6 requires a static route toward R9.
D. PE1 must rewrite the route target that was originated by PE2.
E. ISP XYZ must extend the IGP domain up to R5-R3 and R6-R9 links.

AB