C ; The are most active at temperatures about 53 degrees
The best answer for this would be:
10-12 breaths per minute
<span>The Bag Valve Mask Ventilation helps manage the basic airway management, which allows the patient to properly breathe in a more definitive way. Through this essential emergency skill, the patient can be able to breathe with its proper cycle.</span>
I attached a picture showing how to do it