Answer : 3. "नारायणी देवी वर्मा "
Explanation :

Narayani Devi Verma (She had played a key role in the Bijolia movement and also took many steps to promote women's education. While she was very active in the Praja Mandal Movement, her commitment to Gandhian ideals resulted in her active efforts towards tribal welfare and Dalit upliftment.