Please answer the following question: I'm taking a test and have to guess the right answer to the question after the article. Article: Do you know how to study better? Let me give you some advice about studying. First, don't put off studying. Many students do that. Then they have to cram the night before the exam. In fact you need good study habits and study a little every day. This way, you will prepare better for the exams. Second, plan _ into your study time. For example, if you read 20 pages of the book, you can play one computer game. But only one. Third, stay in a quiet place and turn off your mobile phone. Then you can put your heart into your study. Last, believe it or not, sleeping is part of studying. It can help you learn better. Try to sleep more than eight hours a night. Take the advice, and you will study better. Question: What does " _ " mean in the passage? Options: A: Exercise after studying. B: Do something you like. C: Cram the night before exam. D: Turn off your phone.
A:
B