This is a short question so you go straight in to describe the model. Start by talking about how it is an expansion from the Multi-store model and it focuses on Short term memory.Then go on to describe the 4 components of the WMM. Talk about the central executive, visuo-spatial sketchpad, phonological loop and episodic buffer.Central executive- Decides which information to pay attention toVisuo-spatial sketchpad- Deals with visual informationPhonological loop - Deals with auditory and verbal informationEpisodic buffer - Decides what information to go to Long term memory and what not