A Nurse Midwife Is Monitoring a Client Who Is in Labor

A nurse midwife is monitoring a client who is in labor. Assessment findings reveal that the fetus is in LOA position. The nurse midwife notes that the presenting part of the fetus is at 0 station. This finding indicates that:

A) The presenting part is at the perineum, and the fetal head is crowning.
B) The presenting part is at the level of the ischial spines, and the fetal head is engaged.
C) The presenting part is above the level of the ischial spines, and the fetal head is floating.
D) The presenting part has descended to within the pelvic inlet.