Answer:
Debt slavery
Explanation:
Debt slavery is a form of modern day slavery whereby an individual is forced to work in exchange for his/her debt being written off by the creditor.
The workers of the mining company are experiencing debt slavery as they have to continue to work for the company in order to pay off their constant debts and in this case the mining company is the creditor while the employees are the debtors.
The Ford Model T was the first massed-produced vehicle to take to the road
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Keeping a Continental Army under the Articles of Confederation would have been difficult because there was a very weak Federal Government and very strong state government, making D the best choice, because Congress is Federal Government.