A student is revising the sentence below. When I started feeling tired and run down, I made sure to get lots of sleep, drink plenty of fluids, take my vitamins, and perform other preventive measures against getting a cold.
Which of the following would be the best replacement word for preventive?
Damaging: causing injury
Protective: covering or shielding from injury
Sedative: having a calming effect
Soothing: creating a feeling of calm or comfort