In this task, you will be given a short story. One sentence from the story is chosen. Consider the events that happen before that sentence, or are likely to have happened before it. Does any of them directly cause it, or simply make it possible? You should write your answer in the form " A >causes/enables> B". Try to use phrases and sentences from the story to compose your answer when possible.
Q: story: Alex had to write a book report. He started by reading his favorite book. While he read, he took a lot of notes. When he was done, he wrote the book report. He presented it in class the next morning.
 selected sentence: He started by reading his favorite book.
A: 
Alex gets the book >Causes/Enables> Alex reads the book