Keenia is interested in comparing young children, older children, and adolescents in terms of their beliefs about the role of the brain in such processes as memory, intelligence, and emotion. given her interest in typical age-related changes in beliefs, keenia is most likely a psychologist.

developmental psychologist

Explanation:

Developmental psychologist -

It is the study of the human development and growth over the complete life time , by comparing and contrasting many factors , is known as development  psychologist .

The following factors are considered during this study -

1. emotional growth

2. intelligence

3. memory

4. personality ,

etc .

Hence , from the question, Keenia is a  developmental psychologist .

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