Refer to the exhibit. An engineer is updating the R1 configuration to connect a new server to the management network. The PCs on the management network must be blocked from pinging the default gateway of the new server. Which command must be configured on R1 to complete the task?
A. R1(config)#ip route 172.16.2.0.255.255.255.0 192.168.1.15
B. R1(config)#ip route 172.16.2.2 255.255.255.248 gi0/1
C. R1(config)#ip route 172.16.2.2 255.255.255.255 gi0/0
D. R1(config)#ip route 172.16.2.0 255.255.255.0 192.168.1.5