The answer is D. The tax is levied on something other than income but ends up being a higher percentage of their income than it would be for a high earner.
England proved to be a strong super power by conquering lands and by acquiring natural resources. England also imperialized many countries benefitting from them through mercantilism. England increased in navy and their economy prospered.
It was a prolonged drought that affected those who had come to seek economic opportunities through farming in the Midwest.<span />