Refer to the exhibit. Which two changes must you make to the given IOS site-to-site VPN configuration to enable the routers to form a connection? (Choose two.)
A. Configure a valid route on Router A.
B. Configure the access list on Router B to mirror Router A.
C. Configure Router B’s ISAKMP policy to match the policy on Router A.
D. Configure the tunnel modes on the two routers to match.
