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A man stands on one side of a river, his dog on the other. The man calls his dog, and the dog crosses the river without getting wet or using a bridge or boat. Choose 2 possible answers
(A) The dog swam to the other side of the river.
(B) The dog swam really fast.
(C)The river was frozen
(D) The river was shallow, so the dog walked across.
(E) The river had dried up.

Answer: C and E