Answer:
The answer is "5 users and 1 block".
Explanation:
In Option a:
Bandwidth total 
Any User Requirement 
The method for calculating the number of approved users also is:
Now, calculate the price of each person for overall bandwidth and demands,


In Option b:



mean user 

max user 

Answer:

Explanation:
A computer network is a network of computers that can share data among the computers.
I believe the answer is modem
Answer:
C. USB
Explanation:
A USB Disk allows for a Backup of the PowerPoint file in case Jack needs it in the future.