Correct Answer : Option (D) - Science and Technology for a Sustainable Future
National Technology Day is celebrated on May 11 every year to commemorate the technological advancements made by the country. The theme this year is “Science and Technology for a Sustainable Future”.
The day was first observed on May 11, 1999, as on the same date in 1998, India successfully conducted three nuclear tests at Indian Army’s Pokhran Test Range in Rajasthan. On 11th May 1998, India also tested its first indigenous aircraft Hansa-3 and surface-to-air missile Trishul.