Explanation:

Bal Gangadhar Tilak was an ardent nationalist who helped lay the foundation for India’s independence by building his own defiance of British rule into a national movement. In addition, he was also a scholar, mathematician and philosopher.

• Some of his major books include -: The Arctic Home in the Vedas, Chaldean and Indian Vedas and Gita Rahasya or the Science of Karmayog.
• In 1880s, Tilak founded two daily newspapers, the Kesari and the Mahratta, published in English. Within two years, Kesari was attracting more readers than any other language newspaper in India. The editorials vividly portrayed the suffering of the people, and reported on actual events, calling on every Indian to fight for his rights. The language was intended to arouse, in the most timid reader, a passionate thirst for freedom.
• Hence, option (d) is the correct answer.