Some of the popular languages spoken by the tribes of India are as follows: Bhatri, Bhilli, Halbi, Ho, Kui etc. Halabi is spoken by over 5.25 Lakh people in the states of Maharashtra and Madhya Pradesh. It belongs to the group of Indo Aryan Tribal languages. Important Dravidian Tribal languages are Kolami, Kui, Konda, Koya, Gondi, Oraon/Kurukh, Parji. Hence option (d) is the correct answer.