The correct options are
A Panchpatmali deposits in Koraput district
B Amarkantak plateau
C Maikal hills
Odisha is the largest bauxite producing state in the whole country, accounting for almost 50% of the total amount produced in India. Panchpatmali deposits in Koraput district are the most important bauxite deposits in Odisha. Bauxite deposits are also found in Amarkantak plateau, Maikal hills, and the plateau region of Bilaspur-Katni.