What caused the population to increase during the Warring States period?

Conquered peoples were resettled in the empire.

Better tools were used to increase the food supply.

Soldiers were hired from outside the empire for protection

Cultural development convinced people to remain on their lands

Ithink the answer is a i’m just trying to others

Well, the correct answer is to reduce federal spendingthis is because he had done a reconstruction of the system to improve it for the future of the united states, but it didn't reduce federal spending pretty much at all. the previous governments made federal spending a huge problem causing the promise to fail because it was pretty much an impossible  task.i hope this mark me as brainiest