Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
any unsolicited ideas and materials you post on or send to us via the service are deemed user content and licensed to us as set forth above . 

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