This "Information I" textbook supports learning from junior high school content to prepare for university entrance exams. It covers a wide range of topics, from basic to advanced, making it a very useful book for learners. [Answer Key] An answer key is included, which helps to deepen understanding of the questions. It is ideal for self-study. [Series Features] The "Best Fit" series is designed for efficient learning, allowing learners to firmly acquire the necessary knowledge. - Title: Information I - Type: Textbook - Series Name: Best Fit - Content: From junior high school content to university entrance exam preparation - Answer Key: Included Purchased last year, no writing inside. Instant purchase is OK.