The question is asking us to match a list of iron ore producing fields (List - 1) with the states they are located in (List - 2) and select the correct answer using the given codes.

List - 1 (iron ore producing fields) includes:

A. Dolimalai

B. Bonai

C. Bailadial

D. Singhbhum

List - 2 (states) includes:

1. Madhya Pradesh

2. Orissa

3. Bihar

4. Karnataka

According to the given options, the correct answer is option 1: A B C D - 4 2 1 3.

This means that:

- Dolimalai (A) is located in Madhya Pradesh (1)

- Bonai (B) is located in Orissa (2)

- Bailadial (C) is located in Bihar (3)

- Singhbhum (D) is located in Karnataka (4)

Therefore, the correct match between the iron ore producing fields and the states is Dolimalai - Madhya Pradesh, Bonai - Orissa, Bailadial - Bihar, and Singhbhum - Karnataka.