The correct answer is D. All of the above.
The Karnataka State Tribal Development Corporation (KSTC) is a state government undertaking that was established in 1975 to promote the economic and social development of tribal communities in Karnataka. The KSTC provides a range of services to tribal communities, including financial assistance, training, and marketing support.
The National Commission for Scheduled Tribes (NCST) is a statutory body that was established in 1975 to protect the interests of Scheduled Tribes in India. The NCST has a number of functions, including investigating complaints of atrocities against Scheduled Tribes, recommending measures for their welfare, and monitoring the implementation of government schemes for Scheduled Tribes.
The Ministry of Tribal Affairs (MoTA) is a ministry of the Government of India that is responsible for the welfare of Scheduled Tribes. The MoTA has a number of functions, including formulating and implementing policies for the welfare of Scheduled Tribes, providing financial assistance to Scheduled Tribes, and monitoring the implementation of government schemes for Scheduled Tribes.
All of these organizations work for the upliftment of tribal communities in Karnataka.