Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
the licence for digital products may be acquired in various ways , subject to availability in your country . 

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