Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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individuals under the age of 18 , or the applicable age of majority , may utilize the products only with the involvement and consent of a parent or legal guardian , under such person 's account and otherwise subject to these terms . 

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