Users on the 172.17.22.0 network cannot reach the server located on the 172.31.5.0 network.The network administrator connected to console port,issued the show ip route command,and was able to ping the server.Based on the output of the show ip route command topology shown in the graphic,what is the cause of the failure?（）

• A、IP routing is not enabled
• B、A static route is configured incorrectly
• C、The network has not fully converged
• D、The FastEthernet interface on Coffee is disabled
• E、The routing table on Coffee has not updated
• F、The neighbor relationship table is not correctly updated