if a person has a lifestyle where they eat mcdonalds everyday or they only eat fastfood they are more likely to get diabetes, heart disease, or cancer because fastfood like that isnt really food and i would tell you what its made out of to make more of a point but i'll spare you the gory details (*cough* tho i must say velveta has no dairy in it what so ever:) sorry)
Could be an example of a conflict depending on the body Language they display
Regulations on legal drugs exist to keep them away from teens and children. Hope this helps and good luck on the rest of your homework!