What metal was discovered in Ancient China and how did it improve their way of life?

1-social movements occur around many different issues in society. if you could start or join a movement which issue in society would you choose? why? what would you hope to accomplish? 2-choose one past or present example of a social movement in society. what type of social movement do you think that this example illustrates? who is the social movement trying to change? how much change are they trying to get in society?