1. How do NSAIDs work?

NSAIDs work on a chemical level. They block the effects of special enzymes -- specifically Cox-1 and Cox-2 enzymes. These enzymes play a key role in making prostaglandins. By blocking the Cox enzymes, NSAIDs stop your body from making as many prostaglandins.

Explanation:

they block an enzyme called cyclooxygenase or cox used by the body to make prostaglandins

im doing test rn im going with 2 but ill give answer if itss wrong,   : )