**Core Concept:**
In preterm neonates, maintaining optimal oxygenation is crucial to prevent both hypoxia (low oxygen levels) and hyperoxia (excessive oxygen levels) that can lead to adverse outcomes. Target oxygen saturation ranges are defined based on gestational age.

**Why the Correct Answer is Right:**
For preterm neonates, the target oxygen saturation range is set at 85-95%. This is because oxygen saturation levels above 95% increase the risk of bronchopulmonary dysplasia (BPD), while saturation levels below 85% may lead to hypoxia, which causes brain damage and other complications. In contrast, oxygen saturation levels around 90-92% are associated with the lowest risk of BPD.

**Why Each Wrong Option is Incorrect:**
A) A saturation level of 90% is too low and may lead to hypoxia.
B) A saturation level of 95% is higher than the recommended range, increasing the risk of BPD.
C) A saturation level of 80% is too low, causing hypoxia and adverse outcomes.
D) A saturation level of 75% is even lower than option C and carries similar risks.

**Why the Correct Answer is Right:**
The target oxygen saturation range for preterm neonates is based on the gestational age of the baby. As gestational age increases, the target saturation range increases as well. This allows for the baby to grow and develop properly without the risks associated with either extreme oxygen saturation levels.

**Clinical Pearl:**
Monitoring and managing oxygen saturation levels in preterm neonates is essential to prevent complications associated with hypoxia and hyperoxia. Regularly assessing and adjusting oxygen therapy according to the recommended saturation range ensures optimal growth and development in these vulnerable infants.