Darien knows that he wants to work with children when he grows up, but he wonders if he'd rather be a pediatrician or a teacher. this situation illustrates what important function that youngsters' sense of self serves?

It helps them think about possible future selves.

When kids are developing, they tend to imagine and think about someday becoming professionals like their parents or a person they admire. Often, depending on the children's age and maturity level, they are not able to choose only one job or field. However, they know what their likes and dislikes are, which makes it easier for them to narrow it down and helps them think about future selves.

they protect against unsafe foods and medicines being sold

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