Answer:
The three powers outlined in this section are:
1. The President is the Commander in Chief of the Army and Navy of the United States, and of the Militia of the several States, when called into the actual Service of the United States.
2. The President may require the Opinion, in writing, of the principal Officer in each of the executive Departments, upon any Subject relating to the Duties of their respective Offices.
3. The President has Power to grant Reprieves and pardons for Offences against the United States, except in Cases of Impeachment.