Which configuration will allow S1 to ping S2’s Lo0 address?

Refer to the exhibit.

Which configuration will allow S1 to ping S2’s Lo0 address?
A . S1(config-router)# ip route 144.254.32.1 192.168.32.2/32
B . S1(config-router)# ip route 192.168.32.2 144.254.32.1/32
C . S1(config)# ip route 144.254.32.1/32 192.168.32.2
D . S1(config)# ip route 192.168.32.2 144.254.32.1/32

Answer: C