Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
copying , transmission , reproduction , replication , posting or redistribution of the website content or any portion thereof is strictly prohibited without the prior written permission of tripadvisor . 

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