The research demonstrated that <span>individuals improve most mental abilities during adulthood and then experience a gradual decline.
After people surpassing the mid-age, regeneration of the brain cells will also start to decline, which resulted in the impairment of cognitive ability that played a crucial role in our analytic ability.</span>
The Egyptians learend from the Romans
I believe the answer would be, "Posture".
Endothermic - takes in heat
Exothermic - releases heat
C: Salary because career choice,education, and skills will affect whatever are of job you have and your salary will be what you know.