Answer:
In Chinese history, the Yellow River is not just a river; it stands for the origins of culture and civilization. It played an important role in the early development of Chinese civilization.
Chinese refer to the Yellow river as "the Mother River" and "the Cradle of Chinese Civilization". That is because the Yellow River was the birthplace of ancient Chinese civilizations in the Xia (2100–1600 BC) and Shang (1600–1046 BC) eras — the most prosperous region in early Chinese history.
The correct answer is A. Technological advances such as s<em>team power, air brakes, automatica lubricators and steel tracks</em> have affected the railroads very positively, since it has made it possible that the rail network could become a safer, more efficient and more reliable means of transportation for goods.
- He was the youngest person ever elected president.
- He was the patrician son of a wealthy businessman.
- He was raised to serve his country, to achieve, and to do his best.
- He was young and energetic, with a beautiful wife and children.
John Kennedy was born on May 29, 1917, in Brookline, Massachusetts, and was killed/assassinated on November 22, 1963, while in office.
He was born into one of New England's richest and most connected families and spent much of his life as a figure.
The correct options are the second, third, fourth, and fifth sentences.
