In which year did Quaid-e-Azam join the Indian National Congress?

Quaid-e-Azam Muhammad Ali Jinnah joined the Indian National Congress in 1906, initially advocating for Hindu-Muslim unity and Indian self-governance. His early political career focused on constitutional reforms within the Congress before he later joined the Muslim League. This step marked his entry into national politics. Options A, C, and D are incorrect, as 1906 is the historically verified year of his affiliation with the Congress.