Who was the president of the Indian National Congress during the 1916 Lucknow session where the Congress and the Garam Dal signed an agreement?

Explanation

During the Lucknow session of 1916, the President of the Indian National Congress was Ambika Charan Mazumdar. In this session, the Extremists re-entered the Congress, and the Congress–Muslim League agreement was also concluded in the same session. The Executive Committee of the Indian National Congress adopted the policy of abolishing landlordism in 1937. Tenancy bills were passed in the United Provinces and Bihar. In all Congress-ruled provinces, efforts were made to protect cultivators from the clutches of moneylenders and to improve irrigation facilities.