Mandatory and discrectionary criteria i think
I belive boston red socks elijah jerry "pumpsie" green in 1959
Separation of powers between state and federal, and different branches, makes it so not just one person holds all the power. the difference branches check the other branches so they don’t have too much power. the separation of powers and checks and balances will ensure freedom and no tyranny.
The answer is Caste system (A)
Just add 750 and 400 to get 1150. 5th century means 400 yrs after bce.