In this task, you will be given a short story. One sentence from the story is chosen. Consider the events that happen after that sentence. Is any of them directly caused by it, or is made possible by it? 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. Do not change the main selected sentence in your answer.
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 reads >Causes/Enables> Alex finishes reading