You are working in the Children's Hospital of Atlanta and while doing a wellness check, your patient's mother tells you that her baby is finally holding his head up on
his own when placed on his stomach and able to use both hands to pick up toys. As a
healthcare professional, it is safe to assume that the child's age is and he is in
stage.
18-40, Young Adulthood
4-6 months, Infancy
1-6 years old, Early childhood
12-18, Adolescence