What is a common cause of nozzle or can-annular chamber liner damage and what inspection remedy is typically used?

• A. Foreign object damage from debris.
• B. Erosion from particle impact.
• C. Electrochemical corrosion from seawater.
• D. Thermal stress and combustion-induced damage causing cracks or hotspots; remedy includes borescope inspection, laser/ultrasonic testing, and liner replacement if needed.

Answer: (D)