Answer: I would choose A.
Explanation:
N 1890, Captain Alfred Thayer Mahan<span>, a lecturer in naval history and the president of the United States Naval War College, published The Influence of Sea Power upon History, 1660–1783, a revolutionary analysis of the </span>importance<span> of naval power as a factor in the rise of the British Empire.</span>
"d. The relationship between workers and their employers improved" was not a major change brought about by the Industrial Revolution, since most of the time employers abused their employees with harsh working conditions and long hours.
Answer:
It was established in 1970
