Based on this excerpt, which is true?
A) To avert disaster, Potts and Harrison quickly reversed the direction of their train to move to a safer place.
B) Potts’ well-trained eye let him know right away that something was wrong with the freight train.
C) Potts was the engineer of a freight train that was transporting only flammable fuels and livestock.
D) The night this story takes place was Harrison’s first night working as a railroad fireman.