单选题Oily rags stored in a pile that is open to the atmosphere are a hazard because they may（）.Adeteriorate and give off noxious gassesBspontaneously heat and catch fireCattract lice and other vermin and serve as a breeding groundDNone of the above
单选题
Oily rags stored in a pile that is open to the atmosphere are a hazard because they may（）.
A
deteriorate and give off noxious gasses
B
spontaneously heat and catch fire
C
attract lice and other vermin and serve as a breeding ground
D
None of the above
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