The reader most likely had difficulty thinking of a bat as a character (option C) when he began reading the book, according to paragraph 5.
What is the difficulty in paragraph 5?
According to paragraph 5 of the book review, a backyard bat is an "abnormal" character. "Abnormal" is the opposite of normal, which means readers would have difficulty accepting it as a character in a book. However, as the author explains, although difficult to accept at first, the bat does become an interesting character as the story develops.
With the information above in mind, we can select option C as the correct answer for this question.
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