Which of the following statement (s) is/are correct about the Paharias?
a) The life of the Paharias was intimately connected to the forest.
b) Their chiefs maintained the unity of the group, settled disputes, and led the tribe in battles with other tribes and plains people.
c) Paharias never raided the plains where settled agriculturists lived.

Statements a and b are correct.

Paharias frequently raided the plains where settled agriculturists lived. These raids were necessary for survival, particularly in years of scarcity; they were a way of asserting power over settled communities, and they were a means of negotiating political relations with outsiders.