Replace cells I think heal a cut
Growth and development- fertilized eggs etc
Reproduction- have babies.
I might be wrong so my bad.
The answer is heart disease. Eating a diet high in saturated fats and sugar definitely won't help you lose weight, nor would it help your sleep. If anything, it could make you lose sleep. Additionally, drug addiction is caused by using drugs, not eating food. By process of elimination, we find the answer is C.