Answer :
The study that are done by Developmental psychologists in their entire lifetime are;
physical
cognitive
psychosocial changes
- Developmental psychologists can be regarded as psychologists that focus in the study on growth of people as well as how they adapt in different stages of their life.
They are concerned about three things which are;
- physical
- cognitive
- psychosocial changes
- For instance, when one gave birth to a baby and after 18 month the baby refuses to walk. Developmental psychologists will conclude that the baby us experiencing developmental delay or signs
Therefore, Developmental psychologists are versed in studying psychosocial changes
https://brainly.com/question/8770287?referrer=searchResults