It's not one of the options, but steam is what changed transportation during the Industrial Revolution.
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I would put miniature but that's just my opinion so don't take my word for it.
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Language is the appropriate base for communication which is used to understand other's expression and makes others understand.Without communication,socialization is not possible and culture can't be transferred to new generation.
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Simply put, a representative democracy is a system of government in which all eligible citizens vote on representatives to pass laws for them. A perfect example is the U.S., where we elect a president and members of the Congress.
Explanation:
jews were the cause. Hitler hated them so much that he wanted to kill all of them. he wanted a all white society Christian too i think. I personally don't this it could've been avoided because he didn't like then so much he wanted them all gone.