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1. AEpisodic buffer, supporting integration of information from multiple sources into unified representations
2. BVisuospatial sketchpad, supporting short-term storage and manipulation of visual and spatial information
3. CLong-term semantic store, supporting stable retention of general knowledge acquired over many years
4. DPhonological loop, supporting short-term verbal storage through subvocal articulatory rehearsal
5. ECentral executive, supporting attentional control and coordination across working memory subsystems