Final answer:
Acetaminophen is not an opioid or NSAID, but belongs to a class of drugs called analgesics and antipyretics. It is commonly used to relieve mild to moderate pain and reduce fever.
Step-by-step explanation:
The correct answer is D. Acetaminophen. Acetaminophen is not an opioid or NSAID. It belongs to a class of drugs called analgesics and antipyretics, which work by reducing pain and fever. It is commonly used to relieve mild to moderate pain and reduce fever.