Multiple choice general knowledge

Which of this Poisonous substance is used by murderer in the Mysterious Affairs at styles

  1. Thallium

  2. Potassium Cyanide

  3. Strychnine Bromide

  4. Phosphorus

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

In 'The Mysterious Affair at Styles', the murderer uses Strychnine Bromide (often referred to as strychnine in simplified references) to kill Mrs. Inglethorp. Thallium, potassium cyanide, and phosphorus are poisons but not the murder weapon in this specific novel.