Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
ncl is not obligated to store any user-generated content . 

```
. OPTIONS: ['Contract by using' 'None' 'Unilateral termination' 'Unilateral change'
 'Limitation of liability' 'Jurisdiction' 'Arbitration' 'Choice of law'
 'Content removal'].