I am sorry if I am wrong but i think it my be A.
Answer:
1500s, the demand for woolen cloth in Europe soared. As a result, landowners, wool manufacturers and merchants amassed great wealth. Many of these people began to look for ways to invest their new-found wealth.
Explanation:
The founder of modern China is Sun Yatsen.
Answer:
Your land and ranging ground was fenced off.
Explanation:
The barbed wire created an exceptional obstacle.
I believe the answer is the second option.