Answer:
Metaphor
Explanation:
The author seems to be making a comparison to two different things in order to describe the nature of (this) frog's movement/behavior. It is, of course, too absurd to be literal. It isn't a simile because it doesn't use any clear connection words such as "like" or "as" but rather relies on the implication of the reader.
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Personification is a figure of speech where human qualities are given to animals, objects or ideas.
If the speaker refers to night as she, then they are treating it as if it were a living being, when in fact, it isn't one.
So I'd say that A. is the answer to your question.
