Final answer:
Younger school-age children who spend many hours in self-care have more adjustment difficulties.
Step-by-step explanation:
The accurate statement about self-care and school-age children is:
3) Younger school-age children who spend many hours in self-care have more adjustment difficulties.
During the ages of six to ten, school-age children may experience changes in their self-esteem and emotional fragility, particularly in relation to how they are perceived by others, especially their peers. Children in this age range may experience a decrease in self-esteem if they are not chosen for a team or are rejected by a friend, which can lead to adjustment difficulties.