Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
by default , all subscriptions are set to automatically renew for the same period of time as the original subscription . 

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