Refer to the exhibit. How would you adjust the design to improve convergence on the network? 

Answer options:

A. Add an intra-POP link between routers 1A and 1B, and enable IP LFA FRR.
B. Use an IP SLA between the end stations to detect path failures.
C. Enable SSO-NSF on routers 1A and 1B.D. Use BGP to connect the sites over the WAN.

A