According to research on human cognitive architecture, working memory capacity is characterized by ----.
Answer and explanation
Correct answer: B. a strictly limited processing buffer capable of holding roughly four chunks of information
- Step 1: Cognitive psychology (Cowan, Baddeley) shows that working memory is severely constrained in capacity.
- Step 2: Most adults can actively maintain only about 3 to 5 chunks of novel information concurrently without rehearsal.
- Step 3: It acts as a temporary mental workspace.
Answer
a strictly limited processing buffer capable of holding roughly four chunks of information.
Why not the others: 'Infinite retention capability' describes long-term memory; 'Immunity from psychological stress' contradicts evidence that cortisol impairs working memory; 'Exclusive occipital localization' ignores the prefrontal cortex.
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