Which art form used linear and bold designs, inspired by freedom of expression?

In which quotes does the author use the word "chains" literally? in which quotes does she use the word figuratively?

What does it mean to have a bias (for example your bias of bts)?

Above is a picture of one of the most famous discoveries ever to be found in china. answer the following questions: - what does the picture show? - when and where was it discover? - who discovered it and what was he doing when he/she discovered it?