Which leader first created a system where different classes of people could participate in the Assembly and assist in making decisions for a city-state? i will give brainlies xx a

Pericles

b

Cleisthenes

c

Solon

d

Draco

A

Explanation: because making decisions for a city-state  

given all the practice it takes to become proficient at writing up ncoer's, , awards, and conselings as well as learning how to become a well rounded   leader , and managing different types of people