If its an analogy, Its easier to do it in a sentence.
A prodigy had a lot of talent.
The answer is, a Zealot has a lot of conviction.
( I had a question like that before that's how I know but I think its Zealot. )
A light hearted disposition and charming personality
The root word in subscription is scribe. Which mean write.
Answer:
The answer is 3.
Explanation:
Looking at the events that take place in the text given in the question, adding more information and details about Rainsford's past such as his military and hunting background that fits the part is the best option among the ones we are given to expand the ideas in the excerpt. The other options just provide details or ideas about the current events taking place and do not provide more depth to the story or the character.
I hope this answer helps.