Answer:
D. Dispelling the mystery of memory.
Explanation:
According to a different source, the complete options that come with these questions are:
A. Analyzing social interactions.
B. The relationship between humans and robots.
C. The nature of the soul.
D. Dispelling the mystery of memory.
In the story "Exhalation," we meet a scientist that has discovered a worrying truth about his species. He belongs to a race of mechanical beings, and his discovery is the fact that when the air pressure reaches an equilibrium, the species would no longer be able to exist. This discovery, and the existential thoughts that come with it, encourages the reader to think about the nature of existence, time and memory, and how they all interconnect to create the experience of a whole species.