What are early peoples who moved frequently as they searched for the food they needed for survival are called?

Identify two ethical principles that can teens deal with difficult decisions

Esther works at a large hospital where she plans food service programs she monitors an records information regarding patients diets and intake and is devoloping a new meal plan that addresses several different dietary needs for many types of patients esther enjoys her work as she feelss that she is patients develop healthier habits

Which one of the following causes people to go through a cycle of losing weight, gaining it back, then lose it again