I only know the first one it is
1. Xia. the Shang, and Zhou
Because they can get water as well as ship goods in and out. also it helps to grow crops and build homes around a stable community <span />
Answer:
The main aims of the organisation included disarmament, preventing war through collective security, settling disputes between countries through negotiation and diplomacy, and improving global welfare. The League lacked an armed force of its own to enforce any actions to achieve these aims.
The Mayan civilization created a 365-day calendar.
I hope this helps! :)
Every time you buy an item in your state (or almost every time at least) you are charged a tax that goes to the state's revenue. This revenue is used to build things like roads and pay public employees.
