Final answer:
Placenta previa is a condition in which the placenta partially or completely covers the cervix. Common signs of placenta previa include intense abdominal pain, vaginal bleeding, and irregular uterine contractions.
Step-by-step explanation:
Placenta previa is a condition in which the placenta partially or completely covers the cervix. Some of the common signs of placenta previa include intense abdominal pain, vaginal bleeding, and irregular uterine contractions. Fetal hiccups, however, are not typically associated with placenta previa.