Which part of the nervous system is responsible for the physiological changes that Brian was experiencing? Select one: a. Stimulation of both the parasympathetic and sympathetic nervous systems b. Stimulation of the sympathetic nervous system and inhibition of the parasympathetic nervous system O c. Stimulation of the parasympathetic nervous system and inhibition of the sympathetic nervous system O d. Inhibition of both the parasympathetic and the sympathetic nervous systems

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