A 34-year-old man complains of fever, shortness of breath, and pain in his chest on the right. Pleural puncture produced 700 mL of creamy yellowish-green fluid. What pathological condition is it?

• A. Fibrinous pleurisy
• B. Hemorrhagic pleurisy
• C. Serous pleurisy
• D. Pleural empyema
• E. Pleural carcinomatosis