50  <br/>The PMHNP is writing an article to increase awareness among

pediatric primary care providers to those factors that may suggest higher than average risk for the development of childhood anxiety disorders. It is helpful to note that which of the following are neurophysiologic correlates between young children and anxiety disorders?

A. Delayed developmental milestones
B. Elevated resting heart rate
C. Pupillary constriction during cognitive tasks
D. Youngest child in birth orde