In 1848, Phineas Gage sustained a brain injury when an iron rod pierced through his left prefrontal cerebral cortex. What do you think was the result?
A) Gage's personality, behavior, and psychological state changed.
B) Gage was unable to understand language.
C) Gage was unable to produce language.
D) Gage was unable to move the right side of his body.
Answer: A
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