He actually built the wall on the wrong side
Answer: it depends on your skill. but most tests are not easy unless you are Isacc Newton or Albert Einstein or Hawkings.
Explanation:if you are very sure you are prepared for this test then you should go for it. hope you get an A+
Lighting kerosene lamps. Petroleum in the form of tar from oil seeps in the ground were used to seal boats and the roofs of houses.
...Charged very high prices to move farm products to market
The farmers felt the railroads had monopoly power over them. The farmers essentially had no choice but to send their crops to market on trains. There was not much, if any, competition on most short-line tracks that went through farm areas. Therefore, most farmers had to simply accept whatever price railroads charged to transport crops. Farmers felt the railroads could gouge them by charging high prices and that they, the farmers, had no recourse when this happened. They blamed much of their trouble on this monopoly power.
The Revolutionary War started in April of 1775 and ended in September of 1783.
So, the answer would be A. 1775
Hope this helps!