Which of the following wars took place in the twentieth century: World War II, American Revolution, French Revolution, Hundred Years War, and the Vietnam War?
World War II and the Vietnam war took place in the twentieth century.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: Which of the following wars took place in the twentieth century: World War II, American Revolution, French Revolution, Hundred Years War, and the Vietnam War?
### Input: 
### Response: World War II and the Vietnam war took place in the twentieth century.