A celebrity endorsement is when a famous person uses her/his notoriety to help to sell a product or service. It has been practiced since the 18th century, as Josiah Wedgwood, the founder of Wedgwood, used royal endorsement to create a heightened value for his products
It was a social and economic system.
The viking was the first spaceship to land on Mars.
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.