Answer:
Are this form 1 question?
Demand for goods increased and populations grew rapidly
Answer:
The Articles created a loose confederation of sovereign states and a weak central government, leaving most of the power with the state governments. The need for a stronger Federal government soon became apparent and eventually led to the Constitutional Convention in 1787.
Explanation:
The thing that indus Valley, Huang, and Nile civilization have in common is :
They began in fertile river valleys
The land/area near the fertile river valleys are always good for planting various types of crops since it's near the water supply and really high in minerals. a Perfect spot to start a civilization