According to the American Association for Respiratory Care Clinical Practice

According to the American Association for Respiratory Care Clinical Practice Guideline: Humidification During Mechanical Ventilation, a humidifier chosen should:
I. provide at least 30 mg/L water vapor
II. provide body humidity
III. provide a temperature of at least 30 degrees Celsius
IV. provide a temperature of at least 37 degrees Celsius

A) I and II
B) II and III
C) I and III
D) II and IV