A mother bring her 2-year old child to the clinic because of her concerns about the child's nutritional status. She tells the nurse that for the last week the child has refused to eat anything except animal crackers, and peanut butter and jelly sandwich. Which of the following measures would be most appropriate for the nurse to suggest?.

The smokey mountains have over 2,100 miles of rushing mountain streams and rivers that flow through the park. in each mile lives a diverse community of native fish, amphibians, insects, and larvae, some of which are found only in the southern appalachians. park managers and scientific researchers test many factors such as fish populations, the watersheds and water tests to determine a) too many lizards are present b) the water quality of the stream c) rainwater is running into local streams d) if visitors to the park are overstaying their welcome