Answer:
Motivated skepticism.
Explanation:
Motivated skepticism may be defined as a type of mistake that an individual do by applying the more skepticism to claims that they don't like than to claim that they do like. They are more directed towards the emotion rather than the truth.
Kari doctor explained that she might get heart attack. Kari is motivated and don't like the statement made by doctor. She shows motivated skepticism as her emotion overwhelm the truth and her emotion his not the evidence of her truth. She has done a mistake and does not claim what she likes.
Thus, the correct answer is motivated skepticism.