Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
if you cancel your airbnb account as a guest , any confirmed booking ( s ) will be automatically cancelled and any refund will depend upon the terms of the listing 's cancellation policy . 

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