A 68‑yeаr‑оld client is аdmitted with pneumоniа. Fоur hours after admission, the client becomes agitated and confused. Assessment findings: Temperature: 38.4°C (101.1°F) Heart rate: 118/min Blood pressure: 82/48 mm Hg Respiratory rate: 26/min SpO₂: 95% on 2 L nasal cannula Skin: cool and clammy Urine output: 15 mL/hr ABGs: pH 7.30 PaCO₂ 38 mm Hg PaO₂ 92 mm Hg HCO₃⁻ 16 mEq/L Instructions: Use options below to fill in the blanks. Options for Blank 1 Options for Blank 2 delirium hypoxia septic shock oxygen saturation PaO2 white blood cell count lactic acid (lactate) blood glucose level Questions: The client’s acute confusion is most consistent with [BLANK-1]. To further assess and support this conclusion, the nurse should evaluate the client’s [BLANK-2].