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