Correct option is A
The correct answer is (a) Presidential Order under Article 370(3).
• Article 370(3) empowered the President to declare Article 370 inoperative.
• The abrogation was carried out through a Presidential Order in 2019.
• Parliamentary concurrence was obtained through resolutions.
Information Booster:
• The move occurred in August 2019.
• Followed by the Jammu and Kashmir Reorganisation Act, 2019.
• The state was reorganized into two Union Territories.
Additional Knowledge:
• Article 368 (constitutional amendment) was not used.
• Article 356 relates to President’s Rule, not abrogation.