The correct answer is:
D. It had to be rebuilt from almost nothing.
1)Bring relative advanced knowledge/conception to China.
Consession or leased territory is the window to show Western civilization.
2)Break the self-block made by Qing Dynasty, collapsing natural economy and monarchy.
3)They harm China, waking Chinese up.
4)New science and technology are passed into China
For apex the answer is C. Your welcome
Answer: it tells you what he was / did learn
Explanation: