A Primigravida Is Admitted to the Labor Unit with Contractions

A primigravida is admitted to the labor unit with contractions every 7-8 minutes.She is 3 cm dilated,70% effaced,and 0 station.She is very anxious,is having difficulty coping with contractions,and states she did not attend prenatal classes.Which of the following would be the most effective nursing intervention?

A) Instruct the client in abdominal breathing and progressive relaxation.
B) Instruct the client in patterned paced breathing and touch relaxation.
C) Instruct the client in pelvic tilt and pelvic rock exercises.
D) Call the physician and request a sedative.