Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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rather , you and headspace elect to have claims and disputes resolved by arbitration . 

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