Vivid dreams are most likely to be experienced during _____ sleep

If a person receives the chemical L-dopa, a precursor of dopamine, it reduces the symptoms of Parkinson's disease. However, L-dopa may increase symptoms of schizophrenia. What might one reasonably conclude from this?

A) L-dopa causes schizophrenia. B) Excessive dopamine produces schizophrenic symptoms. C) Antipsychotic medication decreases the amount of L-dopa in the brain. D) Antipsychotic medication increases the amount of dopamine in the brain.

James suggested that ______ allow us to benefit from previous experience. 7

a. rewards and punishments c. atoms of experience b. mental associations d. dreams