The question asks which state was the second-largest producer of manganese according to the Indian Minerals Yearbook 2022. The options provided are:

• Odisha
• Karnataka
• Maharashtra
• Madhya Pradesh

To answer this question, we need to understand the context of manganese production in India. Manganese is an important mineral used in the steel industry, and India is one of the leading producers of manganese. According to the Indian Minerals Yearbook 2022, the top states in manganese production are often ranked by their output levels.

Let's evaluate the options:

1. Odisha: This state is the leading producer of manganese in India. Therefore, it is usually ranked first in manganese production.
2. Karnataka: Although Karnataka produces manganese, it is generally not among the top two states in terms of production.
3. Maharashtra: This state is known for producing manganese, but it does not typically hold the second position in production rankings.
4. Madhya Pradesh: Madhya Pradesh is known to be one of the major producers of manganese in India and often holds the second rank in terms of production volume after Odisha.

Based on this analysis, the correct answer is Madhya Pradesh. It is ranked second in the country for manganese production as per the Indian Minerals Yearbook 2022.

To further solidify this answer, having knowledge of state rankings concerning specific minerals or referring to the latest resources like the Indian Minerals Yearbook is crucial for competitive exams.

Thus, the correct answer is: Madhya Pradesh.