Computer Networking
Ethernet networks can be cabled in a number of topologies, depending on what works best in each environment. As more nodes are added, the efficiency of Ethernet decreases. Select the best answer as to why Ethernet becomes less efficient as size increases.

Network collisions occur
Cable terminators do not absorb the signal properly
Repeaters cannot increase the signal strength sufficiently
"Line echo" occurs due to the impedance of the cable
Cable terminators do not reflect the signal properly

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Computer Networking
You are connecting your access point and it is set to root. What does Extended Service Set ID mean?

That you have multiple access points, but they are placed physically in different buildings.
That you have multiple access points, but one is a repeater access point.
That you have more than one access point and they are in the same SSID connected by a distribution system.
That you have more than one access point and they are in separate SSIDs connected by a distribution system.

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