Answer: precaution
Explanation:
You didn't give the word to be arranged but based in the hint you gave, the answer to the question should be "precaution".
Precaution refers to the measure that is taken in advance so as to prevent the occurence of something unpleasant or dangerous, from happening. It is a foresight that's taken beforehand in order to prevent harm.
I would say the ebony clock because<span> when everyone's lives are about to end the clock stops. So B.
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Much of humor is contrived by sarcasm, and a sarcastic tone of voice is not easily heard through solely visual mediums. Hope this helped.