Refer to the exhibit.
C:\>ping 192.168.3.254
Pinging 192.168.3.254 with 32 bytes of data:
Reply from 192.168.3.254: bytes=32 time=3ms TTL=255
Reply from 192.168.3.254: bytes=32 time=4ms TTL=255
Reply from 192.168.3.254: bytes=32 time=3ms TTL=255
Reply from 192.168.3.254: bytes=32 time=3ms TTL=255
C:\>tracert 192.168.4.7
Tracing route to 192.158.4.7 over a maximum of 30 hops
1 Destination host unreachable.
Trace complete.
A.
The routing on Router2 is not functioning properly.
B.
An access list is applied to an interface of Router3.
C.
The Fa0/24 interface of Switch1 is down.
D.
The gateway address of HostA is incorrect or not configured.