A passage states: 'Thermal imaging cameras detect heat signatures and display them as visual images, helping firefighters locate victims and identify hot spots through smoke. They do NOT see through walls but can detect heat radiating through them.' Based on this, which use of a thermal imaging camera is INCORRECT?
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A
Locating a victim lying on the floor in a smoke-filled room
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B
Identifying a hot spot behind a wall before opening it
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C
Seeing the exact layout of a room's furniture through a solid wall
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D
Detecting whether a door is hot before opening it