Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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you may not select as your account name any name that linden lab determines may cause deception or confusion ; may violate any trademark right , copyright , or other proprietary right or mislead other users regarding your identity or affiliation ; or any name that linden lab determines in its sole discretion to be vulgar , offensive , or otherwise inappropriate . 

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