A woman is in the second stage of labor and has a spinal block in place for pain management. The nurse obtains the woman's blood pressure and notes that it is 20% lower than the baseline level. Which action should the nurse take?

No action is necessary since a decrease in the woman's blood pressure is expected.

Decrease her intravenous (IV) rate to a keep vein-open rate.

Encourage her to empty her bladder.

Turn the woman to the left lateral position or place a pillow under her hip.