From the options provided, this would be <span>Elastic Clause.
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Answer:
Explanation:
During the late 1800s new ways of American farming improved thanks to the development in farm technology and machinery. An example was the replacement of the horse power which was used to plough the land by the steam tractor (option d) that allowed farmers to introduce a great variety of crops and wheats
Answer:
Snafu is military slang from World War II — an acronym for "Situation Normal, All [let's say Fouled] Up."
Explanation:
The American attitude shifted in favor of rights for Native Americans. This is based on "Polls showed that Americans believed in rights for Native Americans". Why it's not A is because it wasn't the polling that contributed to the act, but what the polls showed which is C.