A nurse is caring for a client who is receiving oxytocin to augment labor. The nurse notes recurrent variable decelerations of the FHR. Which of the following actions should the nurse take first?

Prepare the necessary equipment to initiate an amnioinfusion.

Assist with performing a vaginal/speculum exam to check for a prolapsed umbilical cord.

Discontinue the infusion of oxytocin.

Provide instructions for the client about potential preparation for birth.