Based<span> on the </span>elements<span> of </span>language<span> that are </span>unique<span> to the </span>human language<span>, </span>_____ refers<span> to the </span>idea<span> that a </span>finite number<span> of </span>sounds<span> are </span>used<span> to </span>produce<span> an </span>infinite number<span> of </span>unique utterances<span>. a) productivity b) specialization c) prevarication</span>