It uses a special 'language' or code to tell it what to do a what times, why, and how. It gives the Computer an 'easier' Operating System (OS) to run on / off of. The OS makes The Computer easier for us, to use and understand.
Depending on what kind of security measures are implemented, D would definitely be a contender. However, B is also something to take into consideration. I would answer D.<span />
Answer:
Radio Corporation of America (RCA)
Explanation:
A corporation is not a video connector.
Answer:
In Function library you would find the use in Formula function