They were unable to go to school and they always had to work and they couldnt play because they had to work
He wanted to see his parents...I think???
"If the ruling dynasty was wealthy, it would keep the Mandate of Heaven" is the best answer from the list, but it should be noted this was not always the case.

the spinning wheel to produce textiles, the water wheel used to power machinery and the steam engine were invented. These inventions aided in speeding up the production of manufactured items.