Answer: Because of the difficult life on the prairie, the strong become stronger, and the weak become weaker.
Explanation:
No, otherwise it would not be an opinion. you can turn a
hypothesis into factual info by carrying out an experiment.
Answer:
The Holocaust of WWII resulted in millions of deaths of Jewish people and years of oppression for Jews.
Explanation:
It was caused by Adolf Hitler's pure hatred of the Jewish people, and fun fact, when he was a boy, he wanted to be a priest. Sorry, I know that's totally unrelated to the question.