Question

One thing all the delegates had in common

Answer 1

The delegates to the Constitutional Convention had in common the desire and belief in strengthening the newly formed United States by amending or re-writing the nations constitution which was the "Articles of Confederation." 

Answer 2

Answer:

Delegates have powers similar to that of Representatives, for example, they have the right to vote in committee.

Explanation:

Delegate is the title given to a person elected to the United States House of Representatives to serve the interests of an organized United States territory.