Jharkhand and Chattisgarh states were formed as a result of Adivasi movements. These states were separated from ___________.

Bihar and Madhya Pradesh

The correct answer is Option 2: Bihar and Madhya Pradesh

NCERT: .."In spite of the heavy odds against them and in the face of their marginalisation many tribal groups have been waging struggles against outsiders (called ‘dikus’) and the state. In post-Independence India, the most significant achievements of Adivasi movements include the attainment of statehood for Jharkhand and Chattisgarh, which were originally part of Bihar and Madhya Pradesh respectively. In this respect adivasis and their struggles are different from the Dalit struggle because, unlike Dalits, adivasis were concentrated in contiguous areas and could demand states of their own.".