Answer: Assam
Notes: The Standing Committee of the National Board for Wildlife approved oil and gas exploration in Assam’s Hollongapar Gibbon Wildlife Sanctuary. It is located in Jorhat district, Assam. It is the only sanctuary in India named after gibbons and has the densest gibbon population in Assam. The sanctuary's terrain slopes from southeast to northwest, with the Bhogdoi River creating a waterlogged region.
