The correct answer is: A. Bastar division.
The Mati festival is a tribal festival celebrated in the Bastar division of Chhattisgarh. It is a harvest festival that is celebrated to thank the gods for a good harvest. The festival is celebrated for three days and involves a number of rituals and ceremonies. On the first day, the tribal people clean their houses and decorate them with flowers and leaves. They also offer prayers to the gods and goddesses. On the second day, they dance and sing songs. On the third day, they feast on a variety of food items.
The Mati festival is a very important festival for the tribal people of Bastar. It is a time for them to celebrate their culture and traditions. It is also a time for them to come together and bond with each other.
The other options are incorrect because they are not divisions of Chhattisgarh.