Answer:
please give the person above brainliest, they deserve it
B. Vietnam.
C. the Yangtze River basin.
D. the Great Wall of China.
Answer: The correct answer is : C. the Yangtze River basin.
Explanation: The Grand Canal was designed to link the centers of Chinese civilization in the northern plain with the Yangtze River basin to the south. The channel measures 1700 kilometers, linking the yellow and yangtze rivers. Its construction began in the Han period and was completed in the Sui empire in the 7th century in the reign of Yangdi. The great canal was built by forced laborers.
B) summed up in the term "uncertainty principle."
C) the traumatic bloodshed of World War I.
D) the hostility that young boys feel toward their mothers.
E) an easily explainable chemical reaction.
b.the Pentagon Papers
c.the 1973 cease-fire
d.Vietnamization
The answer to the question stated above is letter b.the Pentagon Papers
The Pentagon Papers which is officially titled as United States – Vietnam Relations, 1945–1967: A Study Prepared by the Department of Defense, is a U.S. Department of Defense history of the United States' political-military involvement in Vietnam from 1945 to 1967.
The papers revealed that the U.S. had secretly enlarged the scale of the Vietnam War with the bombings of nearby Cambodia and Laos, coastal raids on North Vietnam, and Marine Corps attacks, none of which were reported in the mainstream media.