A Mother Questions Why It Is Important to List When

A mother questions why it is important to list when her child sat up, began crawling, started walking, and was potty trained as she is bringing the toddler in because the child screams at night. The nurse explains to the mother that:

A) A developmental history is part of assessing well-being of a child.
B) Children who scream at night have more difficulty with problem solving.
C) It is not normal for a young child to scream at night.
D) Children with mental disorders have difficulty with elimination at night.