Viruses enter a person's body through the breathing of contaminated air or touching contaminated surfaces and then rubbing your nose or eyes. The natural defense of the body when invaded by a virus is to raise the body temperature above the normal range. This response most likely fights the viral infection by —

Please correct me if i am wrong but it should be right

Explanation:

When your body heats up because you have a virus it is called a fever. The purpose of the fever is to heat up the body temperature high enough so that it can kill off certain bacteria or viruses.

answer 2 is the right one. jim should measure his snack to make sure he is using the right serving size.