Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
these versions may have limited features , restrict permitted time of use and contain other limitations . 

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