In the lecture, the professor casts doubt on the view in the reading passage that a recently-discovered full-length portrait of teenage Jane Austen is authentic. The professor, however, argues that the portrait cannot be Jane Austen. He uses three reasons to support for his opinion. First, in the reading passage, it is pointed out that the portrait was used as an illustration in an edition of Austen's letters, and this was entitled and supported by her family. On the contrary, the professor suggests that the publication was at 1884, when Austen had already dead for seventy years. Thus, it is impossible for her family member to actually issue the publication with seeing Austen in person. Second, the professor challenges the view in the reading