Parents bring a toddler who is 2-1/2 years old to the hospital because of observed difficulty with breathing. The toddler is diagnosed with laryngotracheobronchitis. Which assessment finding does the nurse expect related to the diagnosis?

A. Wheezing is more common in lower airway diseases like asthma. B. Drooling and diaphoresis are more indicative of epiglottitis. C. Crackles are associated with lower respiratory tract infections like pneumonia. D. Inspiratory stridor is a hallmark sign of laryngotracheobronchitis (croup), resulting from upper airway narrowing and inflammation.