Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to take an open book exam [title] Understand the rationale behind an open book exam. [step] Open book exams do not rely on learn-and-regurgitate learning. Instead, you will have the information in front of you, but what you will be asked is typically quite involved.

Ending1: [substeps] You will be asked to describe your year from the date of the exam. By contrast, you will be asked about how far your years have grown over the course of a few months and how far past it was before. Ending2: Open exams are meant to teach students how to take information and apply it in a thoughtful, deep manner. In an open book exam, the focus is not on memorizing information but applying that information. Ending3: Read books on different topics before you begin outlining the topic. You may want to start with low-level books, like how much wine or soda is in a cup of coffee, about how much water is in a paper cup, and so on. Ending4: Your instructor will provide you with detailed information regarding what the exam is about, and whether it means studying or not. [substeps] In general, you will have to ask questions about how to improve grammar, punctuation, and spelling.

Answer format: ending1/ending2/ending3/ending4