The statement that best describes the composition of magma would be that "<span>d. Magma contains the same elements as Earth's crust," since this is where the Magma originates from. </span>
The main argument was that China's main priority was economic growth, and economic growth required political stability. The democracy movement was flawed because it promoted radicalism and revolution which put the gains that China had made into jeopardy.
It was the "Chinese Exclusion Act" of 1882 that excluded an entire ethnic group from immigrating to the United States, partly because of economic fears but also because of blatant racism.