I’m fairly certain the answer you’re look for is, ‘The Dark Ages’ or ‘Middle Ages.’
Great Britain was the most powerful of the North American colonizers. Their grasp over the Hudson Bay was very profitable.
The answer is C.steel manufacturing
Since you provide no options, That could be considered an economic Benefit. Using require materials will lead to using less money for the expenditure, which later on could be allocated to fund a more important/pressing matter such as welfare.
hope this helps