Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
7.1.2 you are solely responsible for setting a price ( including any taxes if applicable ) for your listing ( `` listing fee '' ) . 

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