Answer:
The Plebians and the military
Explanation:
He gave the soldiers estates for service in Rome and a great pension. He was known as a harsh critic of dishonest senators, that's why he had the support of the Plebeians.
Hope this helps, and please mark me brainliest if it does!
"It was based on one's birth date" is true about the draft lottery, although of course many considered this to be unfair as well.