Which of the following is NOT a functional or structural change that occurs in the mesocorticolimbic dopamine system as a result of exposure to addictive drugs? A) Decreased baseline levels of dopamine activity, causing a decreased response to normal rewarding stimuli. B) Neural plasticity in response to drugs and drug-related stimuli decreases. C) Potentiation of synapses between glumate-releasing neurons and dopamine-releasing neurons in the VTA. D) Increased dendrite length and greater synaptic complexity in the nucleus accumbens and prefrontal lobes.

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