Carolina is working on the filed of Psychology.
Psychology is a branch of science in which we deal with the behavior of humans. It is the study of mental or behavioral characteristics of an individual or group.
Those who study psychology are known as psychologists. Psychologists are actively involved in studying and understanding mental processes
Psychology entails the following:
Therefore, Carolina is working on the filed of psychology because she is is studying the style differences in the play of three-year-old boys and girls.
Learn more about Psychology here : https://brainly.com/question/12011520
