Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
unless otherwise set forth in the terms of any promotion , all pricing promotions or discounts will apply to the initial period of the subscription , and any renewals will be charged at the rate in effect at the time of renewal for the type of subscription purchased . 

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