When Using a Servo-Controlled Heated Humidifier to Deliver Gas to an Infant

When using a servo-controlled heated humidifier to deliver gas to an infant, the thermistor probe should be placed where?

A) inside the circuit, outside the incubator, or away from the radiant warmer
B) outside the circuit, inside the incubator, or away from the radiant warmer
C) inside the circuit, inside the incubator, or away from the radiant warmer
D) outside the circuit, outside the incubator, or away from the radiant warmer