Answer:
yea I actually know of a couple old Chinese massacres that happened not to far from where my cousins live. I'd go with c because they described a trian car being derailed to kill a bunch of chinese workers so the employers wouldn't have to pay them. is happened in Washington state 1800's
The Constitution Of the United States of America
The correct answer is religious persecution and here's why:
The Mongol rule occurred at the same time but was not as important as religious persecution. Muslim rule was common earlier during the 6th century, while intellectual oppression was not a recurring issue.
C. tolerance should be the answer