<span>October 29, 1929 was black Tuesday the start of The Great Depression.</span>
Answer:
Correct answer is (D) He created beautiful natural spaces in cities, including Central Park in New York City
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Explanation:
Option D is a correct answer as Olmstead as in 1857 he won the competition to design the Central Park, and after that he was the main architect during its construction.
A is not correct as the first steel-framed skyscrapers in New York was Bradford Gilbert (Tower Building).
B is not correct as this is contributed to Elisha Otis.
C is not correct as Brooklyn Bridge was designed by John A. Roebling, and constructed by his son Washington.
According to a British army doctor, a cotton plantation should have one slave per two acres, coffee should have two slaves per three acres, and sugar plantations (the worst of the worst) should have one slave per acre