Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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( b ) your user material is not illegal , obscene , defamatory , threatening , pornographic , harassing , hateful , racially or ethnically offensive , and does not encourage conduct that would be considered a criminal offense , and does not give rise to civil liability , violate any law , or is otherwise deemed inappropriate . 

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