Why do we say the pledge of allegiance?

Which term defines one's age as measured by how well the body is working? chronological age biological age social age mental age

The age of receding pandemics is one of three progessive ages of epidemiologic transition. select one: true false

Witch is a strategy for eating healthier a.eat raw nuts as snacks b.reduce the amount of vegetables in meals c. eat white rice instead of brown rice b.fry vegetables and proteins for meals