Hindi Diwas is celebrated every year on which date in India?

14 September

The correct answer is Option (3) - 14 September

Hindi Diwas or Hindi Day is observed every year on 14 September to mark the popularity of Hindi as an official language of India. The language was adopted under Article 343 of the Indian Constitution. The first Hindi day was celebrated on 14th September 1953. Hindi Diwas is celebrated to commemorate the adoption of Hindi in the Devanagari script as one of the official languages of the nation. Hindi was adopted by the National Constitution on September 14, 1949 and it became the official language of the country. India’s first prime minister, Jawaharlal Nehru, decided to celebrate September 14 as Hindi Diwas.