The correct answer is: B. Bastar
Bastar is the largest district in Chhattisgarh, India. It has a total area of 39,110 square kilometers (15,100 sq mi). The district is located in the southeastern part of the state and is bordered by the states of Odisha to the south, Andhra Pradesh to the east, and Telangana to the southeast. The district is also bordered by the Indian states of Jharkhand to the north and Madhya Pradesh to the west.
The district is home to a number of different ethnic groups, including the Gonds, the Baiga, and the Muria. The district is also home to a number of different languages, including Gondi, Halbi, and Chhattisgarhi.
The district is a major producer of iron ore, coal, and bauxite. The district is also home to a number of different industries, including mining, manufacturing, and agriculture.
The district is a popular tourist destination, with a number of different tourist attractions, including the Kanger Valley National Park, the Indravati National Park, and the Bastar Fort.
The other options are incorrect because they are not the largest districts in Chhattisgarh.
- Korba is the second largest district in Chhattisgarh, with a total area of 36,000 square kilometers (14,000 sq mi).
- Dantewada is the third largest district in Chhattisgarh, with a total area of 34,000 square kilometers (13,000 sq mi).
- Raipur is the fourth largest district in Chhattisgarh, with a total area of 27,000 square kilometers (10,000 sq mi).