This is a good observation. The General reveals to Rainsford that Rainsford himself will be the hunted in page 11-15 of the story. So, your observation is correct. There is a delay in introducing the main conflict. The main reason for this is to keep Rainsford in suspense and study his reaction.
The fourth line I think. Hope this helps!
A play which is the answer I think
The answer is going to be either b or c. hope that helped