I would have to say B is the best answer as I don't recall a worldwide economic depression taking place after world war II, or any of the other answers.
The answer is A, the rest don’t really seem reasonable. And during the middle ages it was a time for great process in arts and SCIENCE! And the only one involving science is A :))
Millions of people moved during the Industrial Revolution. Some simply moved from a village to a town in the hope of finding work whilst others moved from one country to another in search of a better way of life. Some had no choice, transportation was a punishment for some crimes.
Tariffs<span> would prevent competition from </span>farmers<span> far way
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