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The mechanism of action for the drug Phenobarbital (Luminal) is:
What is
A. Enhances the action on GABA, the inhibitory neurotransmitter binding to only one type of receptor.
B. Potentiates the action of GABA, capable of causing all levels of CNS depression.
C. Binds to GABA receptors, enhancing the GABA activity.
D. Binds to MOA and intensifies the action of epinephrine, norepinephrine, serotonin, and dopamine in the CNS.