That created partnerships bought and sold on credit invented banks to change currency and created bank checks
Both a and c are correct, however I think that A would be the most correct answer in this case.
Board games were a favorite pastime in Egypt, and Senet was the most popular of these. It was played by two people, either on elaborate carved and inlayed boards like the one found in Tutankhamen's tomb, or simply scratched into the earth.
You can jus my check google it’s normally faster..
Interactions occur between the electrons on the outer most electron shell(valence electrons). Electrons are either gained or lost while bonding with other atoms.