Task: Text Categorization
Input (English): Question: In a patient connected to invasive mechanical ventilation, when all movements are generated by the ventilator, supplying a certain volume with a constant flow during a preset time, without allowing the synchronization with spontaneous or additional respirations of the patient, we refer to: 
 Options:  <0> Assisted ventilation <1> Controlled mechanical ventilation. <2> Synchronized intermittent mandatory ventilation. <3> Spontaneous ventilation with continuous positive pressure. <4> Positive pressure at the end of expiration.
Output (English): nursery