Choose the correct one- word substitue for: A Person who doubts the sincerity or goodness of others’.

Explanation:

• A cynic is a person who doubts the sincerity, honesty, or goodness of others.
• Such a person believes that people often act out of selfish motives rather than genuine good intentions.

Why other options are incorrect:

• Optimist → a person who sees the positive side and expects good outcomes
• Realist → a person who sees things as they truly are, without exaggeration
• Pessimist → a person who expects the worst, but not necessarily doubts others’ sincerity specifically

Extra facts:

• Example: “He is a cynic who never trusts anyone’s intentions.”
• Synonyms of cynic include: skeptic, doubter.

✔ Final Answer: Cynic