The best and most correct answer among the choices provided by the question is the third choice "natural monopolies"
Natural monopolies<span> arise where the largest supplier in an industry, often the first supplier in a market, has an overwhelming cost advantage over other actual or potential competitors; this tends to be the case in industries where fixed costs predominate.</span>
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D. freedom of speech for individuals and lawmakers
The answer is F, they made three-fiths of the slave population apart of the whole population
:Fire in the Reichstag
:The new elections that were held
:The Enabling Act enforced
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:The Deutsche Arbeitsfront