A nurse is preparing to measure the baseline fetal heart rate (FHR) during on a client in labor. Which of the following statements is NOT accurate regarding baseline fetal heart rates?

A. The baseline FHR should be assessed between contractions, as contractions cause temporary changes (accelerations or decelerations) that do not reflect the true baseline. B. The baseline FHR can be measured using ultrasound or auscultation. C. The FHR baseline is assessed over a 10-minute period. D. The normal baseline FHR is 110-160 bpm.