【单选题】

A、client who is a gravida 1 para 0 has been admitted to the perinatal admission unit and is in early labor. The client’s cervical examination would reveal which of the following

A、2 cm dilated; 100% effaced at 0 station.

B、4 to 5 cm dilated; 80% effaced at -1 station.

C、2 cm dilated; 50% effaced at +1 station.

D、3 cm dilated; 50% effaced at 0 station.