The line of immune defense that was broken was the skin. It might not look helpful but it's a very important part of the body.
Try chewing some gum, of your choice,
don't use mouthwash for a bit (the alcohol can make your mouth drier)
reduce your caffeine intake, stay away from caffeinated drinks like coffee, and even soda.
The answer should be A because they are the only one you could actually do it to. You can’t hurt a baby or a pregnant women and you can’t wrap your arms away a fat person.