Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
this license is personal to you and may not be assigned or sublicensed to anyone else . 

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