While Evaluating an External Monitor Tracing of a Woman in Active

While evaluating an external monitor tracing of a woman in active labour whose labour is being induced,the nurse notes that the fetal heart rate (FHR) begins to decelerate at the onset of several contractions and returns to baseline before each contraction ends.What should the nurse do?

A) Change the woman's position.
B) Discontinue the oxytocin infusion.
C) Insert an internal monitor.
D) Document the finding in the patient's record.