Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
`` account '' means the entirety of your contractual rights and obligations under this agreement associated with a particular account name ( defined below ) you have selected for accessing the service . 

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