Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
you understand and agree that we are not responsible or liable for the availability or accuracy of such third-party properties or the content , products or services made available through such properties . 

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