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: Pediatrics
All of the following statements are true about shock except _________ 
Select and explain. 
A. Cardiogenic shock is the most common cause of shock in children, B. Crystalloids are preferred than colloids, C. Extracorporeal membrane oxygenation is given for refractory shock, D. Multiple organ Dysfunction Syndrome (MODS) is an important complication of shock
A: Cardiogenic shock is the most common cause of shock in children
Answer: A: Cardiogenic shock is the most common cause of shock in children 
Explanation: Hypovolemic shock is the most common cause of shock in children.