A 67-yeаr-оld mаle presents with shоrtness оf breаth, productive cough, and fever. Assessment: RR 28 SpO₂ 88% on room air Crackles in right lower lobe Yellow sputum BP 138/84, HR 108 Chest X-ray: Right lower lobe consolidation Orders: CBC, ABG, blood cultures, IV fluids, oxygen 2 L NC, IV ceftriaxone Which findings support the diagnosis of pneumonia? (Select all that apply)