Which among the following is not a feature of false labour pain?

Which among the following is not a feature of false labour pain? mcq given below:

(a) Continuous and unrelated with hardening of uterus
(b) no effects on dilatation of cervix
(c) relieved by edema
(d) formation of bag of waters

Ans:(d) formation of bag of waters

Do you Agree with Answer comment below