**Core Concept**
A cesarean section is a surgical delivery method where a baby is born through incisions in the abdomen and uterus. Absolute indications for cesarean section are conditions that necessitate this intervention to ensure the safety of both the mother and the baby.

**Why the Correct Answer is Right**
Fetal distress is an absolute indication for cesarean section. This occurs when the fetus is experiencing a lack of oxygen and nutrients, leading to distress and potential harm. The primary concern is to quickly deliver the baby to prevent further complications. Fetal distress can be caused by various factors, including prolonged labor, umbilical cord prolapse, or placental abruption.

**Why Each Wrong Option is Incorrect**
**Option A:** Breech presentation is not an absolute indication for cesarean section. While it may be safer to perform a cesarean section in cases of breech presentation, vaginal delivery is possible under certain circumstances and with proper management.
**Option B:** Placenta previa may be an indication for cesarean section, but it is not always an absolute indication. The decision to perform a cesarean section depends on the severity of the condition and whether the placenta is covering the cervix.
**Option C:** Multiple gestation may require cesarean section, but it is not an absolute indication. The decision to perform a cesarean section depends on the number of fetuses, gestational age, and other factors.

**Clinical Pearl / High-Yield Fact**
It is essential to remember that absolute indications for cesarean section are conditions that necessitate immediate surgical delivery to prevent harm to the mother or the baby.

**Correct Answer: C. Fetal distress is an absolute indication for cesarean section when the fetus is experiencing a lack of oxygen and nutrients, leading to distress and potential harm.**