The plural of Diagnosis is Diagnoses. Let me know if this helped!
Endorphins, Dopamines, Serotonin, and Oxytocin. I think . . .
do we write why it’s about :/ it’s unclear what’s being asked
This is because you have a lack of experience and can make mistakes in whatever the situation therefore, you don't earn as much money. As you gradually increase in age, your experience also increases therefore you get more money.<span />