Final answer:
The delegates who attended the convention were notable American leaders with diverse backgrounds. They were elected by their respective colonial assemblies and played a crucial role in shaping the new plan of government.
Step-by-step explanation:
The delegates who attended the convention were an impressive group of American leaders. They were elected by their respective colonial assemblies and included notable figures such as George Washington, Patrick Henry, and John Adams. These delegates were a well-educated group that included merchants, farmers, bankers, and lawyers. They came from different states and had diverse backgrounds, but all played a crucial role in shaping the new plan of government.