Option b is the correct answer. Rao Chandrasen of Marwar was the Rajput ruler who continued his struggle for independence against Mughals and did not surrender. Rao Chandrasen was a descendant of Rao Maldeo, the founder of the Rathore dynasty of Marwar. He was a courageous and patriotic leader, who refused to accept Mughal supremacy. He resisted Mughal domination during the reign of Emperor Akbar. He played an active role in protecting the independence and autonomy of his kingdom and refused to submit to Mughal authority.