Please help with 1 thru 5 questions thanks

The answers are as follows:
1. D.
Ratification is the act of signing or giving formal approval to a treaty, contract or agreement or any other such things. Ratification makes a thing to be officially valid, for instance a ratified contract is a contract that has been approved by the appropriate approving bodies.
2. C.
The Northwest territory of the United State was located in the great lake region. The great lake region of north America is made up of eight different states and the Canadian province of Ontario.
3. A.
The article of confederation is the American first constitution. The article made provision for a central government which has limited power. The article was created in 1777 by the second continental congress and it was approved finally for use in 1781.
4. B.
The Magna Carta is a document which was signed by the king of England in 1215. This document make it compulsory for the king to obey the laws of the country. The English bill of right was passed in 1689. The bill upholds the supremacy of the parliament over the king and the queen and forbids the king from changing the laws of the country without the approval of the parliament. These two documents helped American to create a limited government.
5. B.
The article of confederation gives each state one vote in the congress.
The article of confederation which was used in America between 1781 and 1789 allowed each state to send delegates to the congress. Each state can send between two and seven delegates to the congress, but each state is only entitle to one vote in the congress no matter the number of delegates that are sent.