B, a monopoly because when a company monopolizes other companies, it means they're buying them out, which results in no competition
hieroglyphics and papyrus helped grow the the civilization in Egypt because it was one of the first forms of a language and could easy be made to make a hieroglyph you needed a surface and paint. on the other hand papyrus made it possible to make writing that could be delivered by one man or stored in a place not written on a wall. it was the early form of paper. much easier to carry imagine trying to deliver a giant rock with writing just not gonna happen.
In premier-presidential systems, the prime minister and his cabinets can only be removed by The Parliament