A 14 day-old infant with a cyanotic heart defects and mild congestive heart failure is brought to the emergency department. During assessment, the nurse checks the apical pulse rate of the infant. The apical pulse rate is 130 beats per minute. Which of the following is the appropriate nursing action?
A. Retake the apical pulse in 15 minutes B. Retake the apical pulse in 30 minutes C. Notify the pediatrician immediately D. Administer the medication as scheduled