Byron's car skidded across the rain-slicked road, into oncoming traffic. He was able to regain control and avoid an accident. As he sat in his car on the side of the road his blood pressure decreased and his heartbeat slowed. Byron's blood pressure and heart rate returned to normal levels due to activity within his:
a. somatic nervous system
b. sympathetic nervous system
c. parasympathetic nervous system
d. cerebellum
C
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