The correct option is D By combating the local challenges and protect the customary laws in these states.
The Article 371 of the Indian Constitution grants special provisions for some states of the Indian Union. As part of XXI and XXII of the Constitution of India, Article 371 grants some temporary, transitional, and special provisions to some states in the country. Ranging from Article 371-A to Article 371-J, this article gives special provisions to the states of Maharashtra, Gujarat, Nagaland, Assam, Manipur, Andhra Pradesh, Sikkim, Mizoram, Arunachal Pradesh, Goa, and Karnataka. The main objectives behind this article are to meet the unique needs of the backward regions of these states, safeguards the rights of native people with regard to religious or social practices, customary laws and procedures, ownership and transfer of land and resources, and employment and education.