Answer:
Barnum effect
Explanation:
Barnum effect: In psychology, the term Barnum effect is also referred to as Barnum-Forer effect, or Forer effect and is defined as one of the psychological phenomenon in which a person tends to give a very high and precise description of his or her personality that are limited to him or her and considered as vague yet general that can be applied to a variety of different people. It is filled with particular information that can be applied to different people.
In the question above, Isabella has just fallen prey to the Barnum effect.
Reading your comments on A being incorrect, I would have to say C since A is true. Hope this helps :)
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