Executive function primarily relies on:

• A. The ventromedial prefrontal cortex
• B. The anterior cingulate cortex and right hemisphere
• C. The dorsolateral prefrontal cortex
• D. A broad range of networks, although frontal areas are particularly important

Answer: (D)

Executive function comes from an integration of multiple brain networks, with frontal areas playing a central role but not acting alone. The dorsolateral prefrontal cortex helps hold information in working memory and guide flexible, rule-based behavior, while the anterior cingulate supports monitoring for conflicts and errors. These frontal regions work together with parietal areas and other networks that manage attention, task maintenance, and broader control processes. Because executive function depends on coordinating this wide system, a broad range of networks is involved, even though frontal regions are especially important. Narrowing it to a single area, like the ventromedial PFC, or to one network, misses the distributed nature of these control processes.