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Question
Roads are slippery when it first begins to rain because:
Answers
A.  Water is slippery.
B.  The fresh rain mixes with oil on the roadway.
C.  The water has nowhere to go.
D.  Concrete can be slippery.
Explanation
Roads are especially slippery when it first begins to rain. Rain water initially mixes with oil and grease on the road to form a slippery film. As the rain continues, this mixture will eventually wash away.
Answer Statistics
9.88 % of our users get this question wrong.
This question's difficulty is Medium

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