Final answer:
The triad of symptoms including rupture of membranes (ROM), painless vaginal bleeding, and fetal distress (bradycardia) is most likely indicative of Placental abruption. This condition occurs when the placenta separates from the uterine wall before or during labor.
Step-by-step explanation:
The triad of symptoms associated with a complication including rupture of membranes (ROM), painless vaginal bleeding, and fetal distress (bradycardia) is most likely indicative of Placental abruption. Placental abruption occurs when the placenta separates from the uterine wall before or during labor, leading to impaired oxygen and nutrient supply to the fetus. This can result in the release of meconium, painless vaginal bleeding, and fetal distress.