Answer:
State governments
Explanation:
State governments constructed canals to allow faster travel between cities.
Answer:
He used philosophy of Legalism which gave absolute power to the king and encouraged strict laws and harsh punishments.
Explanation:
Philosophy of Legalism is based on the assumption that Human beings are inherently selfish and will always do things to serve their own interest.
In order to prevent the selfish human from causing chaos, a strong legal system is needed in order to create laws that will strongly punish those who conduct misbehaviors. That central system need to be controlled by a body of government that possess higher authority than any other institution.
This is why supporters of legalism tend to support giving absolute power to the Central government (Kings and his trusted people;.)
It is a good idea to aid these people because when they are in these conditions, it becomes harder to provide for themselves. Help from the government would be more than they could ever ask.
Hope this helps you and good luck, friend! :)