Hmmmt that’s a good question
Answer:
“the story of a child's journey”
Explanation:
Puritans as a political entity largely disappeared, but Puritan attitudes and ethics continued to exert an influence on American society. They made a virtue of qualities that made for economic success—self-reliance, frugality, industry, and energy—and through them influenced modern social and economic life.
I believe the answer is B
The trains in the stories symbolized the journey the characters underwent to get what they want.
The trains are also the witnesses to the death of the characters. In the story "Paul's case" Paul committed suicide by jumping in front of a train. In the story "A Journey" the husband died in his sleep inside the train while the wife accidentally died when the train reached its destination.
It also sends a message of whatever journey one enjoys in life, he/she will always end up dead or death is an inevitable destination.