Answer:
The correct answer is - the President.
Step-by-step explanation:
President is the person who has the power of [ardon someone from the death penalty or remission of fine or commutation of the penalty or sentence. The power of pardon of the president can not be overturned and is absolute.
The other power of the president of the United States is the power of veto to refuse or dismiss or postponed the decision or refuse to approve any bill so the law will not be enacted.