In economics there are four different types of market structures. They are as followed:
1) Perfect competition- This allows for businesses to compete against each other for consumers.
2) Monopoly- This is when one business or corporation corners a market. This occurs when a business is the only supplier of a good/service.
3) Oligopoly- This is when a small amount of businesses control a market/product.
4) Imperfect competition
In your question then, the correct answers are : Monopoly, perfect competition, and oligopoly.
I suggest you just write things are the *key* details in the Declaration of Independence, but it's best to get some background information first.
<span>The Alien and Sedition Acts were four bills passed by the Federalist-dominated 5th United States Congress and signed into law by President John Adams in 1798. ... The revised Alien Enemies Act remains in effect today.</span>
