Pathogens such as bacteria and viruses cause many kinds of illnesses, ranging from mild viral infections such the common cold to life-threatening bacterial infections such as botulism, which you can get from eating contaminated foods.

Bacterial infections can be treated with antibiotics, but viruses cannot. Which of the following is a preventative measure for viruses?

Question 9 options:

vaccines

all of the options listed

antibiotics

ibuprofen

The correct answer is: vaccines.