The progression from wayfarers to spacefarers demonstrate that people have advanced to the point where not only do we travel on foot but Astronauts and Cosmonauts are able to travel in space. This shows how technology has improved.
The answer is a Proportion
Answer:
The theme, simply put, is fear and its effect on one's mind - particularly a fear of the unknown.
Explanation:
"The Premature Burial" is a short story about one man's extreme fear of being buried alive. He struggles from an internal conflict (him vs. his mind), as he obsessively imagines himself being buried alive over and over. It is worth noting that the narrator frequently suffers from catalepsy (loss of sensation and consciousness similar to death) hence, fearing a cataleptic state will make others believe he is dead.