【正确答案】 A

【答案解析】文章第一段即交待了“Olga had always enjoyed the character-centered books written by Adele Kwan"，而Rachel Blythe正是从character-centered的角度来对小说给予正确评价，Olga正在犹豫要不要读这部小说，读了Rachel Blythe的评论当然会受到鼓励。