Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
however , the website contains links to third-party websites which are operated and owned by independent service providers or retailers . 

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