In this task, you are given an impractical statement. You are also given three reasons (associated with "A", "B", "C") explaining why this statement doesn't make sense. You must choose the most corresponding reason explaining why this statement doesn't make sense.

Q: You can use a chair to warn.
(A) A chair can't yell at you to warn you.
(B)A chair can't walk at you
(C)A chair cant point at something neither has the common sense to warn about something.

A: C
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Q: He ate an rotten potato.
(A) Rotten potatoes have a bad smell.
(B)A rotten potato is bad for you.
(C)A rotten potato cannot be an edible potato.

A: B
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Q: waste water is drinkable
(A) The waste water is mainly domestic and industrial sewage
(B)Waste water is harmful and cannot be drunk directly
(C)The waste water can continue to be used after being treated

A:
B
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