Final answer:
The abnormal vital sign that requires the physician's attention is the elevated blood pressure reading of 140/96 mm Hg, which may indicate hypertension.
Step-by-step explanation:
The vital sign that should be brought to the attention of the physician is E. Blood pressure 140/96 mm Hg. This value falls outside the normal range of blood pressure, which is between 90/60 mm Hg and 120/80 mm Hg. Elevated blood pressure such as this can be indicative of hypertension, which is a significant risk factor for heart disease and stroke. Therefore, it's important for the physician to be aware of this reading for further evaluation and potential treatment.