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