Multiple choice

A bio-weapon agent used through letters in Sep-2001 was :

  1. Small pox

  2. Anthrax powder

  3. Plague bacteria

  4. AIDS virus
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In September and October 2001, several cases of anthrax broke out in the United States in the 2001 anthrax attacks, apparently caused deliberately. Letters laced with infectious anthrax were concurrently delivered to news media offices and the U.S Congress, alongside an ambiguously related case in Chile. The letters killed 5.

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