Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
11.1 the service is a united states-based service . 

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