The best inference that can be made about the actions of Nora from the description is that she might be deceptive.
This refers to the role of a character in a given story and how their actions and thoughts are used to develop their characters.
Hence, we can see that Nora is described as asking Helene to hide the tree, and going over to eavesdrop on her husband shows that she might be a deceptive person.
Therefore, the correct answer is option A.
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