Refer to the exhibit.The network administrator normally establishes a telnet session with the switch from host A.However,host A is unavailable.The administrator′s attempt to the switch from host B fails,but pings to the other two hosts are successful.what is the issue?()<br /> <img src="https://nimg.ppkao.com/2018-07/zhanglijun/2018072317264242227.jpg?sign=cbf86183c2a0bba174620cec077aa2a2&t=62d44598" />
A、Host B and the switch need to be in the same subnet.
B、The switch needs and appropriate default gateway assigned.
C、The switch interface connected to the router is down.
D、Host B need to be assigned an IP address in vlan 1.
E、The switch interfaces need the appropriate IP addresses assigned.