Explanation:

- Indifferent to pleasure and pain: This describes someone who remains unaffected by either joy or suffering.

- Option 1, Cynic: A person who believes that people are motivated purely by self-interest rather than acting for honorable reasons. They are often skeptical about human sincerity and goodness.

- Option 2, Stoic: A person who can endure pain or hardship without showing their feelings or complaining. They are indifferent to pleasure as well as pain.

- Option 3, Prudent: Someone who acts with or shows care and thought for the future. They are wise and judicious in practical affairs.

- Option 4, Lusty: This describes someone who is strong, healthy, and full of vigor or enthusiasm.

Correct Answer: Option 2, Stoic