Final answer:
Pre-attentive processing does not involve working memory in the stages of information processing. It occurs at the sensory process and perception stages.
Step-by-step explanation:
Pre-attentive processing does not involve working memory in the stages of information processing. Pre-attentive processing refers to the initial, automatic analysis of sensory stimuli before conscious awareness or attention is directed towards them. It occurs at the sensory process and perception stages.