Hunting wild animals is what they did
I don't understand what you mean by the term "middle kingdom." In the Tang Dynasty of China, they considered themselves to be the Middle Kingdom because they saw themselves as the center of the earth, if that helps.
They both had
priests
officials
traders
craftsmen
farmers
slaves
laborers
warriors
It’s the one that says van houtens invention allowed joseph fry..
A. Cooperate because if one of the states is in war the rest of the states will help