The correct answer is: E. Kawardha
Silk industry is a major economic activity in Chhattisgarh. The state is home to over 200,000 silk farmers and produces over 10,000 tonnes of silk annually. The silk industry is concentrated in the districts of Bastar, Raigarh, Janjgir-Champa, Bilaspur, and Durg.
Kawardha is a district in the state of Chhattisgarh, India. It is located in the northern part of the state and is bordered by the districts of Rajnandgaon, Bilaspur, Surguja, and Dantewada. The district has a population of over 1.5 million people and its headquarters is the town of Kawardha.
The silk industry is not a major economic activity in Kawardha. The district is home to a small number of silk farmers and produces a very small amount of silk annually. The silk industry is concentrated in the districts of Bastar, Raigarh, Janjgir-Champa, Bilaspur, and Durg.