What did trade unions and socialist parties do to achieve their goals?

Although the three-fifths compromise northern and southern states reach an agreement that allowed for ratification of the constitution, in the long run it had a negative effect on the nation because a) it gave too much power to the executive branch of the government. b) it forced the founding fathers to add the bill of rights to the constitution. c) it was only a temporary solution to the argument between "free" and "slave" states. d) it gave too much power to state governments and not enough to the federal government.

Which event was the main reason for the announcement of the quit india movement? what were the results of the movement?

What is the main social system that existed in ancient china?