Sentence 1: Megan drove her car on top of a very big hill. 
 Sentence 3: She was zooming past all the other cars on the road 
 Sentence 4:  Once the road leveled out Megan slowed down 
 Sentence 5:  She never felt more alive than in that moment 
 Option 1: She hit the gas as she began to go downhill. 
 Option 2: She hit the brakes as she began to go downhill.