The best answer would be D
Answer:
American agriculture and rural life underwent a tremendous transformation in the 20th century. Early 20th century agriculture was labor intensive, and it took place on many small, diversified farms in rural areas where more than half the …
Explanation:
Answer:
transportation systems improved
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their common passion for paleontology and mutual disdain for each other fueled their ambition, ultimately leading to the discovery of over a hundred new species in America. At the same time, their bitter rivalry damaged their reputations and left the two almost penniless at their deaths.
Answer:
i dont quite know this one
