- A. National Technology Day is observed on May 11 to commemorate the Pokhran-II nuclear tests conducted on May 11, 1998. This statement is correct. - B. Agni-III is an intermediate-range ballistic missile, not India's "latest long range" missile system (Agni-V is longer range and Agni-P is a newer variant). While user trials occurred in 2018, the statement's phrasing makes it inaccurate. This statement is wrong. - C. Mangalyaan (Mars Orbiter Mission - MOM) was launched on November 5, 2013, with the primary objective of studying Mars, not the Moon. This statement is wrong. - D. U.R. Rao was a pivotal figure in ISRO and headed ISAC during the Aryabhata project, but Satish Dhawan was the Chairman of ISRO when Aryabhata was launched in 1975. This statement is wrong.The wrong statements are B, C, and D. However, option B only lists B and C. Given the constraint of choosing from the options, and that B and