A nurse is creating a plan of care for a child who is 3 years of age. Which of the following developmental milestones will help guide the nurse in developing a plan of care?

A. A 3-year-old may not consistently recognize danger and requires adult supervision. B. By age 3, children can answer simple questions, reflecting their growing language and cognitive skills. C. Engaging in complex conversations typically develops later, around age 4 to 5. D. Adhering to rules consistently occurs closer to the preschool and early school years.