Your answer is "Letter B, Religious differences increased rivalries between nations".
Gods often linked to nature in Egyptian mythology. They were human like, they had emotions like a human would and resembled them. They believed strongly in these gods, so strongly they built temples to worship them and if a god was spoken about in an inappropriate manner they would be punished. They believed the gods controlled most, if not all, aspects of their life.
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B. because Hitler believed that using genocide was the solution to exterminating Jewish people. Known as the "Holocaust". Hope this helps!
B sure of of it treaty of Versailles
Signed after ww1