This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anaesthesia
Which of the following anesthetic agents does not trigger malignant hyperthermia ? 
Select and explain. 
A. Halothane, B. Isoflurane, C. Suxamethonium, D. Thiopentone
D: Thiopentone
Answer: D: Thiopentone 
Explanation: Drugs causing malignant hyperthermia are succinylcholine (most common cause), Halothane (most common cause amongst the inhalational agent), Isoflurane, Enflurane, Sevoflurane, Desflurane, Methoxyflurane, Cyclopropane, Ether, MAO inhibitors, TCA, Phenothiazine, Lignocaine.