Answer: hello flvs guy or girl lemme try to answer your question.
Explanation: The terms on which World War I ended set the stage for World War II, which began just 20 years later, by negatively impacting the belligerent countries politically, economically and socially. hope this helps at all XD ;)
Adapt their breathing rate due to less air pressure being pushed on them.
Answer:
Safety, chaos prevention, happiness of these two combined.
Explanation:
You've got the 3 sentences part, I suppose.