Victoria read a 160-page historical fiction novel followed by a science fiction novel of the exact same length. her average reading speed of the science fiction novel was 2 pages per hour more than her average reading speed of the historical fiction novel. victoria models her novel reading marathon with the following expression, where x represents her average reading speed of the historical fiction novel. what does x + 2 represent in this situation? a. the total time taken to read the novels b. the average reading speed of the historical fiction novel c. the average reading speed of the science fiction novel d. the number of pages of the science fiction novel