Who was the President of the Congress Session held in Calcutta in 1906?

Dadabhai Naroji

The correct answer is Option 2 - Dadabhai Naroji

The President of the Indian National Congress session held in Calcutta in 1906 was Dadabhai Naoroji.
At this session, Dadabhai Naoroji, a prominent Indian political leader and one of the founding members of the Indian National Congress, served as the President.
As the President of the Congress session in 1906, Naoroji likely presided over discussions on various issues concerning India's political situation, strategies for achieving self-governance, and addressing the grievances of the Indian people under British rule.