<span>Assuming that this is referring to the same list of options that was posted before with this question, <span>the correct response would be the one having to do with these negotiations leading to rebellion in China, since many people were worried about unwanted western cultural influence. </span></span>
It's D. Contextualization is when you read or analyse something keeping in mind cultures or traditions unfamiliar to the present time.
The "boom" years of the 1920's were characterized by a growth in the use of Automobiles.
While looking at the history of the United States, the 'boom years' of the early 1920s were marked by a huge change in the way people traveled.
Personal transportation was shifting from horse-driven carriages to Automobiles, recently mass-produced by Ford.
At the time, the automobiles were a clear sign of growing economic might of the United States and the optimism of the early 1920s.
The two wars are connected because Vietnam War is one of the many proxy wars of the Cold War between the United States and Soviet Union. Both countries fought in the war without directly fighting each other. Instead, the Soviet Union puppet government North Vietnam and the Viet Cong fought against south South Vietnam, and American troops fought to avoid North Vietnam taking over the region.