Final answer:
Noemi is the girl who escaped the camp with Sarah in the context of this question.
Step-by-step explanation:
The name of the girl who escaped the camp with Sarah is Noemi. This is assuming reference to a specific story or novel. Without further context, it's important to ensure you are looking at the correct source material for your answer. Nonetheless, the choice provided with Noemi seems to best fit typical narratives involving characters named Sarah and an escapee companion.