Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
you acknowledge and agree that submissions are non-confidential and non-proprietary . 

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