The correct option is D Silk Industries are spreading fast in the tribal areas.
Silk Industry falls under the jurisdiction of the Ministry of Textiles. Most of the research work on sericulture and silk industry is conducted at the Seribiotic Research Laboratory located in Bengaluru. Silk clothes and products are popular throughout the country. But the industry is primary in Karnataka, Andhra Pradesh, West Bengal and Jammu and Kashmir. Although now, it is spreading to other states as well, especially among tribal communities.