Final answer:
The major focus of the PT with this patient is C) airway clearance and secretion removal.
Step-by-step explanation:
The major focus of the PT with this patient is Airway clearance and secretion removal. The patient presents with signs of infection, tachycardia, abnormal breath sounds in both lower lobes, and dullness to percussion.
These symptoms suggest that the patient may have pneumonia, which is a common inflammatory disease of the respiratory tract caused by viral or bacterial infections.
Airway clearance and secretion removal are crucial in managing pneumonia and improving the patient's respiratory function.