Which of the following describes a difference between source 1 and source 2

After nine states had ratified the constitution by mid-1788, other states quickly followed. all thirteen states had to obey it. it became law in the united states. none of the states had to obey it.

What are your thoughts about " the attacking on the twin towers". in your own words a little paragraph its for a project i am doing and i want to get intel from other people so that i can put it on my poster. for anyone who gives me there opinion on it : ) enter you name when you type the paragraph more than one person to respond.

Which of these was the main reason for the berlin conference? ending african civil wars spreading the christian faith economic benefits for europe new markets for european goods