Answer:
C) An executive order.
Step-by-step explanation:
It is a directive issued by the President and has the force of law. The basis of this power is founded on different sources. Article Two of the United States Constitution gives the president the authority to determine how to enforce the law or manage the resources of the executive branch.
The Congress also delegates this power in the Acts of Congress, they delegate to the president some degree of discretionary power.
I hope this answer helps you.