Correct option is A
The chronological order of the events is as follows:
E. Air India Flight-182 Bombing (1985): On June 23, 1985, Air India Flight 182 was bombed off the coast of Ireland. This terrorist attack involved a bomb planted on the plane, leading to the deaths of all 329 people on board. It is one of the deadliest acts of terrorism related to an airline bombing.
C. Tokyo Subway Sarin Attack (1995): On March 20, 1995, members of the Aum Shinrikyo cult carried out a coordinated attack using sarin gas in the Tokyo subway system. The attack killed 13 people and injured over 1,000 others, making it one of the most devastating chemical attacks in modern history.
B. Indian Parliament Attack (2001): On December 13, 2001, five gunmen linked to Pakistan-based militant groups attacked the Indian Parliament in New Delhi, killing nine people and injuring over 20. This attack brought India and Pakistan to the brink of war.
A. Moscow Theater Hostage Crisis (2002): On October 23, 2002, Chechen militants took over 800 hostages in the Dubrovka Theater in Moscow, Russia. After a three-day standoff, Russian forces used gas to incapacitate the attackers, leading to the deaths of 130 hostages.
D. Camp Speicher Massacre (2014): On June 12, 2014, ISIS militants carried out the massacre of at least 1,700 Iraqi soldiers at Camp Speicher, near Tikrit. It remains one of the deadliest terrorist attacks committed by ISIS during the Iraq War.
Thus , Option A (a) E, C, B, A, D is the Correct Answer .