What’s the difference between aspirin and ibuprofen?
a) Aspirin deactivates COX-1 and ibuprofen deactivates COX-2
b) Aspirin is a more effective painkiller
c) Ibuprofen is a more effective painkiller
d) Aspirin permanently deactivates COX-1 and COX-2; ibuprofen only temporarily deactivates COX-1 and COX-2