Answer:
Causes of scarcity
Demand-induced – High demand for resource.
Supply-induced – supply of resource running out.
Structural scarcity – mismanagement and inequality.
No effective substitutes.
Explanation:
The best reason why direct democracy would not work well in the United States is that "<span>large groups of voters would be difficult to manage", since the population of Ancient Greece, where it was practiced, was much smaller than the current US population.</span>
the correct answer is: Southern slave uprisings