I never got alert for the responses here. However i do not the answer. Respondents may like to justify their answer.
I remember reading some time back that 9 nurses of the same labor unit were due the same day along with this same pic
Hi thank you for your just answer. That could be the "surprise" answer. But I don't know the correct answer. The way they smile and hands holding the top and bottom of protuberance lends an idea they all later delivered naturally full term baby. Wherever they are God Bless.