Final answer:
An advantage of external electronic fetal monitoring is that the tocotransducer can measure and record the frequency, regularity, intensity, and approximate duration of uterine contractions (UCs).
Step-by-step explanation:
An advantage of external electronic fetal monitoring is that the tocotransducer can measure and record the frequency, regularity, intensity, and approximate duration of uterine contractions (UCs). This allows healthcare providers to assess the progress of labor and identify any abnormalities. It also helps in determining the optimal timing for interventions such as administering medications.