I think it’s a developmental psychologist.
Answer:
D-dangerous H-happy
Explanation:
sorry if this did not help your Q is kinda confusing
If you want more of something, you have to incentivize it.
Answer:
1. Healthy for your heart.
2. Healthy for your mentality.
3. Live a longer more prosperous life.
4. Keep from being too obese.
Explanation: