Which of the following statements best reflects a task that relies on working memory?

• A. Understanding a difficult concept
• B. Solving a complex problem
• C. Recalling a distant memory
• D. Routine, automatic actions

Answer: (B)

Working memory is the system you use to hold and manipulate information in the moment while you think through a task. When you’re solving a complex problem, you must keep several pieces of information in mind at once, evaluate options, plan steps, and update your approach as you go. That real-time juggling and adjustment is exactly what working memory supports, making this type of task the clearest example of relying on it.

Understanding a difficult concept also involves thinking and processing, and it taps into knowledge stored in long-term memory, with some working-memory use to integrate ideas. Recalling a distant memory is mainly about retrieving information from long-term storage, with only brief keeping of what you retrieve. Routine, automatic actions rely on well-practiced, procedural memory and typically require little active holding or manipulation of information in working memory.