Answer: Straight-through cable.
Explanation: Straight-through cable are the cables that are used for connecting the host and client.It is the type of twisted-pair cable wire which forms the connection the local area network(LAN).This copper wire sis used for the connection of the client devices like printer etc top the hub.
The connection formed through the straight -through cable is made with the RJ-45 connectors having similar conductor(pin) arrangement .Thus, connection of two host back to back is done by straight-through cables.