HostA cannot ping HostB. Assuming routing is properly configured, what is the cause of this problem?

Refer to the exhibit.

HostA cannot ping HostB. Assuming routing is properly configured, what is the cause of this problem?
A . The serial interfaces of the routers are not on the same subnet
B . The Fa0/o interface on RouterB is using a broadcast address
C . The address of SwitchA is a subnet address
D . HostA is not on the same subnet as its default gateway
E . The Fa0/0 interface on RouterA is on a subnet that can’t be used

View Answer

Answer: A