I wanna say that it is C. Most of the other obviously do not make sense.
The answer is D. To create a way to exchange data between research computers. It's easier to email data then try to send it in the mail, mostly because that takes longer and birds aren't used as a mode of mail transportation anymore
Well first that all black people look alike meaning we're all related
He was famous for his work in influential political writings
Mattru Jong.
Hope it helps!