Which of the following is the most accurate statement that defines uterine tachysystole during labor and describes the initial intervention?

More than 5 contractions in 10 minutes over a 30-minute period; administer magnesium sulfate to slow contractions.

Hypotonic contractions occurring every 3 minutes; administer terbutaline to reduce contraction frequency.

Less than 3 contractions in 10 minutes; increase oxytocin to stimulate labor progression.

More than 5 contractions in 10 minutes over a 30-minute period; discontinue or reduce oxytocin and reposition the patient.