What is the significance of the train in "paul's case" and "a journey "

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.

The answer to the question is c.

can you be more do you have options/ if so, you can put it in the chat or edit your question (

well, i hope this at least : ) :

noun: a temporary state of mind or feeling.

adjective: (especially of music) inducing or suggestive of a particular feeling or state of mind.

examples:

happy irritable melancholy peaceful energetic detached distracted

hope this ! : )