Dr. zachary is studying how adolescents' self-esteem is affected by school transitions, gender, and family environment. he hopes to soon replicate his studies in japan and africa. which perspective most heavily influences dr. zachary?

Life-span perspective.

Explanation:

Life span perspective may be defined as a type of development of human beings that shows the multiple frameworks of an individual. This is one of the most important perspective use in the study of psychology.

This perspective includes the all the different factors like genetics, gender, school, environment and society can influence the adolescents. These factors can influence the self esteem of the adolescents positively or negatively. The genetic factors is important to determine the physical influence of individual.

Thus, the answer is life span perspective.

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