What are the arguments for China having actually manipulated its currency over the years? (Check all that apply.) A. From 2010 through 2014, the People's Bank of China allowed the yuan to slowly decrease in value versus the dollar. B. China manipulated its currency by keeping a hard peg to the U.S. dollar from 1995 through 2020. C. The People's Bank of China bought large amounts of dollars with yuan in the early 2000s to undervalue its currency. D. In 2016, the People's Bank of China bought yuan with dollars in order to reduce the yuan's value relative to the dollar.