Social classes (the social pyramid) is a characteristic of civilization that refers to 1.05 *
4 points

pharaoh at the top, between are government agency, priests, scribes, artisans. and peasants at the bottom.

If you weren't talking about Egypt then the social classes of the 21st century or whatever is the upper class, social class, middle class and working class and lower.

and if that's what you weren't talking about either then there is the church classes that involve the monarch, nobles, knights and vassals, then merchants farmers and craftsmen, then at the bottom peasants and servants

c) troops march forward in close formation against newer, more accurate weapons

determination