Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
you acknowledge and agree that the airbnb platform and airbnb content , including all associated intellectual property rights , are the exclusive property of airbnb and/or its licensors or authorizing third-parties . 

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