The correct answer is Option D) Yellow River
The Yellow river is also known as the Huang He and is the second largest river in all of China.
It holds a special place in the history of the country as it is known as the birthplace of the ancient Chinese civilization.
Early civilizations all grew around large rivers which ensured plenty of water and great land.
The Egyptian Civilization grew around the Nile and the Indian civilization grew around the Indus River.
Similarly, the Yellow River gave birth to the early civilization in China, so much so that many historians say that the China we know today would not have existed if there was no Yellow River.
The correct answer here would be B - adoption of cultural characterstics of the conquerors by the vanquished.
However, this was not neccessarily the case always as sometimes those who conquered could adopt some characteristics of those they conquered. However, in general, B would be the correct answer.
I believe the answer you are looking for is the homestead act of 1862
Performance goals are used to help you make a better performance, e.g.(Speak clearly,). Hope I helped.