It Is Important to Monitor Ventilatory Parameters in Addition to Arterial

It is important to monitor ventilatory parameters in addition to arterial blood gases because:

A) it is easier and more cost-effective to monitor ventilatory parameters.
B) changes in ventilatory parameters will occur before they are seen in arterial blood gases.
C) monitoring of ventilatory parameters does not require specialized equipment and can be done more quickly.
D) monitoring of ventilatory parameters can be done without a physician's order, whereas arterial blood gas monitoring requires a physician's order.