(S)ynonyms because they are the (S)ame
D) the differing views on how an animal feels when hunted.
The first is not a disagreement.
The second is not either, Whitney fears ship trap island but he only explains it, he doesn’t argue about it.
The third does not come up in the story. They do not disagree with the route the yacht has picked.
In the story Whitney says that being hunted must not be very pleasurable for the animals. Rainsford says they have no understanding and that no one cares how a Jaguar feels. Rainsford also replies with “Nonsense... the world is made up of two classes, the hunters and the huntees. Luckily, you and I are hunters.”
They cannot experience anything by themselves
While both Znaeym and Von Gradwitz are stuck beneath a tree, George refuses the offer of wine from Ulrich, claiming that he doesn't drink with his enemy. Georg is annoyed with his enemy and hopes his group of men help him rescue and leave Ulrich there itself.
Ulrich decides to make peace with George, and offers his friendship and decided to end this feud. George think upon the proposal and states that,
“‘I never thought to have wanted to do other than hate you all my life, but I think I have changed my mind about things too,...’”
Hence, he decided to end this feud and accept the peace treaty with Ulrich. He later realizes this feud to be foolish and changes his heart. Hence, he resolves the differences with Ulrich by accepting his offer.