2? I believe is a more profound answer but if this question is multiple choices then 1,2 and 3
Answer: first line of defense
Explanation:
For example, people who have anorexia severely reduce their food intake to lose weight. People who have bulimia eat an excessive amount of food in a short period of time, then purge or use other methods to prevent weight gain.
The official answer is both Heart Disease and Cancer.
