I think it is D hope this helps
Probably the companies that joined in marketing "personal computers" to consumers. That is when computers became smaller,more easily accessible, and people started to buy them for their homes. Before that, computers were gigantic things that only companies could afford. IBM, Apple, and Bill Gates and his software were some of the people who helped.
Answer:
Federalism cuz America baby
Answer: baby shark food doo
Explanation:
Wave of invader swept across Western Europe (Vikings, Franks, Goths, and Huns) trade slowed down to a trickle (people became more isolated) towns became empty, and classic learning just stopped.