Hi I would have to say B sorry if this answer is sucky but I'm trying my best to help you :D
<span>The network services and facilities that users interact with are provided by authentication.</span>
No examples posted but here are a few examples;
Boss will send other employees to meetings in his/her place
Boss will leave other employees in. Charge when he/she is not there for a period of time.
Boss will assign special assignments
Try to untangle them, First!
Then the color of the wire must match the color hole it goes in (I’m guessing)
I’m not good with electronics so sorry.