D. all of the above he did all of them
The answer is to this question is Coal
The economy of India was transformed by the British in several ways, but perhaps the greatest way was that they transformed into a market economy with government oversight.
The answer is Article 2 of the Constitution which is about the executive department; in other words these articles state the power of the president as well as his/her power, responsibilities and impeachment.
He unified small English kingdoms against the Danes.