The correct answer is (c) 1893.
Vivekananda attended the ‘Parliament of World’s Religions’ held at Chicago in 1893. He was invited to speak at the Parliament by its organizer, John Henry Barrows, who had read Vivekananda’s writings and was impressed by his message of universal brotherhood. Vivekananda’s speech at the Parliament was a major success, and he quickly became a celebrity in the United States. He toured the country giving lectures on Hinduism and Indian philosophy, and he founded the Vedanta Society of America.
The other options are incorrect. (a) 1872 is the year that Vivekananda was born. (b) 1890 is the year that Vivekananda left India for the first time. (d) 1901 is the year that Vivekananda died.