<span>D. Vote to impeach a government official
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Germany and Ireland were the two countries that sent the most immigrants to America between 1860 and 1900. The immigration was voluntary, not forced by their own governments.
Answer:
The amount of energy it takes on peoples labor to physically carry water back to their village and worrying about evaportation in hot weather which makes water transportation party weather dependant.
Looking for a clean source of water in the first place is also a tough one.