Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
you agree that no joint venture , agency , partnership , or employment relationship exists between you and the tripadvisor media group companies and/or affiliates as a result of this agreement or use of this website . 

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