What Is the Purpose of Robert Nozick's Thought Experiment About

Multiple Choice

What is the purpose of Robert Nozick's thought experiment about the person in the well who vaporizes someone with a ray gun?

A) To demonstrate that moral intuitions are unreliable in scenarios that are too unrealistic.
B) To demonstrate that all intermediate moral principles have exceptions.
C) To test the principle that it is always wrong to use force against an innocent person.
D) To test the principle that it is permissible to harm someone in self-defense when you have no alternative.