Answer this plz, the answers are in the pic i need it now now

What does it mean in the declaration of independence for cutting off our trade with all parts of the world

Which of the following could be seen as a weakness of a two-party system? a. the two-party system limits voters' options in electing officials.b. the two-party system limits debate on issues.c. the two-party system limits the range of solutions that will be considered.d. all of these are weaknesses

What rights are guaranteed in the 13th,14th, and 15th amendments. why was it necessary to change the constitution to guarantee these rights?