A patient diagnosed with STEMI has undergone successful primary PCI and is now receiving aspirin and a P2Y12 inhibitor (e.g., clopidogrel). What is the rationale for prescribing these medications post-PCI?

To promote adequate hydration and reduce kidney strain.

To reduce the risk of thromboembolism and prevent restenosis of the artery.

To reduce the patient's pain and anxiety levels.

To control the patient's blood pressure and prevent hypotension.