The men sent to the convention to represent their states were bedt known as

C Delegates.

The event that is referred is The Constitutional Convention of May 25 to September 17, 1787. Every Delegate that was sent to Philadelphia represented the interests of each of their states. The Convention main purpose was to examine the Articles of Confederation that later resulted in the U.S. Constitution.

du boi was considered a radical because he wanted the immediate end for segregation. the biggest different between him and booker t. washington is that, even though washington believed that segregation should be considered illegal, he did not believe at all that a law was needed to keep blacks away from whites and that this would be something natural (to have the races apart) for a long time until society adjusted, while du boi believe that agitation was the only way to end segregation.