Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
airbnb will use commercially reasonable efforts to address hosts ' requests and claims related to security deposits , but airbnb is not responsible for administering or accepting any claims by hosts related to security deposits . 

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