Answer: When war broke out in Europe in 1914 President Wilson declared that the United States would follow a strict policy of neutrality.
Explanation: Put simply the United States did not concern itself with events and alliances in Europe and thus stayed out of the war.
Answer:
I believe it is D, not entirely sure
Fog, the other three options would be too high in the atmosphere to cause visibility problems.
Answer:
The answer is stated below.
Explanation:
Industrial revolution started in the eighteenth century when the major source of fuel was provided by traditional fuel (coal) but in the latter part of the century, technological innovations example steam machines, revolutionized the industries. Not only new technologies were discovered but the old one are forming the base for the next one which are more improved. The process of globalization was started which gave the market necessary for the rise of industries.