How did ancient China begin to move away from bartering, or directly exchanging goods? In other words, how did the ancient Chinese make sure the amounts of items traded were equal and fair?

with the Deben

Explanation:

the Deben was a measure of wieght in copper, the Deben itself was worthless it couldn't be sold or brought. Debens were never involved in the transaction but it was generally used measure for worth

in february 1787, congress decided that a convention should be convened to revise the articles of confederation, the nation’s first constitution. in may, 55 delegates came to philadelphia, and the constitutional convention began. debates erupted over representation in congress, over slavery, and over the new executive branch. the debates continued through four hot and muggy months. but eventually the delegates reached compromises, and on september 17, they produced the u.s. constitution, replacing the articles with the governing document that has functioned effectively for more than 200 years.

c) they were beaten and fired from their jobs.