The correct answer to this open question is the following.
Although there are no options attached, we can say the following.
The features of these historical documents that appealed to the colonists were the emphasis they made about human natural rights, liberty, and respect for private property. These three important English documents -Magna Carta, The English Bill of Rights, and The Commentaries on the Laws of England- served as a direct influence to the founding fathers of the United States, and inspired them to write the Declaration of Independence, promulgated on July 4, 1776, and also the US Constitution, including the Bill of Rights, drafted by James Madison.
The Continental Congress adopted the Articles of Confederation, the first constitution of the United States, on November 15, 1777
As far as I am concerned Gao was not one of the Songhay Empire's major ones but I bet two answers should be acceptable in this question. I also think that you can include the third option from the scale represented above because <span>Algiers were quite far away on north so they couldn't be the part of the Songhay. </span>
Horses, gunpowder and guns (firepower), diseases, native allies, infiltration, are some of the factors that aided the spanish conquest for the incas
hope this helps