Explanation:

- Ignorance: Lack of knowledge or awareness about something.

- Option 1, Erudition: This refers to having extensive knowledge, learning, or scholarship. It's the direct opposite of ignorance.

- Correct Answer: Option 1, Erudition

- Option 2, Experience: Involves knowledge or skill acquired over time via personal involvement, not necessarily academic or formal knowledge.

- Option 3, Education: A more structured process of receiving or giving instructions, usually in a school or academic setting, leading to knowledge gain.

- Option 4, Information: Refers to facts, data, or instructions, often contributing to knowledge but not opposing ignorance directly.