Who amongst the following became the president of the second session of the Indian National Congress held in Calcutta in December 1886?

The correct answer is Dadabhai Nauroji.

Detailed Explanation:
- The second session of the Indian National Congress (INC) took place in Calcutta in December 1886.
- Dadabhai Nauroji (often referred to as the "Grand Old Man of India") presided over this historic session.
- He was elected as the President of the INC three times in total: 1886 (Calcutta), 1893 (Lahore), and 1906 (Calcutta).

Information about other options:
- Badruddin Tyabji: Presided over the 3rd session of the INC in Madras in 1887, becoming the first Muslim President of the Indian National Congress.
- William Wedderburn: Presided over the 5th session of the INC in Bombay in 1889.
- P Ananda Charlu: Presided over the 7th session of the INC in Nagpur in 1891.