Answer:Nast's use of cartoons was such effective tool in his battle to expose corruption, because it was the easiest way to get to people, and for them to see what was actually going on. If his drawing were publish on the new paper more people wolud be able to see it. A drawing is more effective because you don't need to know how to read to get the message from a picture.
Explanation:
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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>
I hope my answer has come to your help. God bless and have a nice day ahead!
