Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
2.1 linden lab owns intellectual property rights in the service and the linden marks . 

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