Melinda Sees a Dog on the Street and Is Extremely

Melinda sees a dog on the street and is extremely scared. She decides to run away as fast as she can. When she gets home, she calms down because the dog did not follow her. In this situation, the ________ prepared Melinda's body to deal with this emergency, and the ________ relaxed her body after the crisis.

A) sympathetic nervous system; parasympathetic nervous system
B) parasympathetic nervous system; central nervous system
C) autonomic nervous system; somatic nervous system
D) central nervous system; sympathetic nervous system