To answer this question, let's go through each option to understand why it is correct or incorrect:
Option A) 1910 - This option is incorrect because the Indian National Anthem was not sung in 1910.
Option B) 1911 - This option is correct. The Indian National Anthem, "Jana Gana Mana," was first sung on 27th December 1911 during the annual session of the Indian National Congress in Calcutta (now Kolkata).
Option C) 1947 - This option is incorrect. While 1947 is an important year in Indian history as it marks the country's independence from British rule, it is not the year when the Indian National Anthem was sung for the first time.
Option D) 1945 - This option is incorrect. The Indian National Anthem was not sung for the first time in 1945.
The correct answer is B) 1911. This option is correct because it was the year when the Indian National Anthem, "Jana Gana Mana," was first sung.