A 71-year-old client develops hypertension, tachycardia, and increased respirations two days after surgery. ABG results are pH 7. 29, PaCO2 52, HCO3- 24, SaO2 95%. These indicate:
A. Respiratory acidosis, uncompensated.
B. Respiratory acidosis, partially compensated.
C. Metabolic acidosis, uncompensated.
D. Metabolic acidosis, partially compensated.