Answer:
1) Health and nutrition
2) human structure
3) digestion
Community: turkana
Explanation:
because people from the community have low immunities since maybe they have no idea of what meals to take for a balanced diete
Wholesalers are traditional "Middle Men" they buy large bulk from manufactures, most of the time with their own transportation (Their Niche) and they sell and deliver in smaller quantities to "Retailers" and charge more per unit.
Mental and emotional you need to be a genuine good person