Which artifact was used to help scholars decipher hieroglyphics

Donald trump will plan to use his emergency powers to build the wall between the us and mexico, instead of shutting down the government again?

Who ever answers first gets ! trade in the vedic age led to a.the rise of kingdoms because of the importance of controlling land and long-distance travel routes b.the building of an extensive system of roads because of the difficult terrain c.the creation of a large banking class because of the need to exchange different currencies d.the development of a centralized government that controlled the economic decisions of its people

Which two european thinkes influenced the founding fathers ot the united states