The Question and Answer section for The Most Dangerous Game is a great resource to ask questions, find answers, and discuss the novel.
That would be an external man vs environment conflict.
Rainsford is an adventurous hunter, who basically hunts for sport. Unlike Whitney, he believes that animals have no understanding of what is happening.
"Don't talk rot, Whitney," said Rainsford. "You're a big-game hunter, not a philosopher. Who...
Borsch is a soup of Ukrainian origin that can be made meat and heavy, starchy like beets or potatoes. It has a very strong flavor. Borsch suggests that Zaroff too is strong, overpowering, and proud of his Cossack heritage.