Users are complaining that sometimes network communications are slow. You use a protocol analyzer and find that packets are being corrupted as they pass through a switch. You also notice that this only seems to happen when the elevator is running. What should you do

The correct option is (b). Install shielded cables near the elevator.

Explanation:

According to the given scenario, as the users are complaining that the network communications would become slow and you found that the packets are corrupted when they passes through a switch also this could arise at the time when the elevator is running

So to solve out this problem you need to install the cables i.e. shielded and it could be installed near the elevator

Therefore the correct option is (b)

maybe when you are listing people names in a job.

i am not 100% sure