This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Modes of Ventilation, Subject name: Anaesthesia
All of the following are the criteria for weaning the patient from ventilation except : 
Select and explain. 
A. Vital capacity: >10 mL/kg, B. Tidal volume: 4-6ml/kg, C. Minute ventilation: 10 L/min, D. Rapid shallow breathing index: <120
D: Rapid shallow breathing index: <120
Answer: D: Rapid shallow breathing index: <120 
Explanation: Mechanical criteria for weaning or extubation : Inspiratory pressure: -20-30cm H2O Tidal volume: 4-6ml/kg Vital capacity: >10 mL/kg Minute ventilation: 10L/min Rapid shallow breathing index: <100