Please choose the correct ending to complete the given sentence: Education and Communications: [header] How to successfully finish an exam on time [title] Quickly review and assess the questions. [step] When you receive your exam, read through all the questions before you begin. Note how much each question is worth and gauge how long you should spend working on each one, making sure that the time you assign to each is proportional to how much they're worth.

Ending1: Because then you'll know how to adjust the pace of the exam for each section of your study. Keep in mind that less is more when it comes to topics such as grammar, punctuation, and vocabulary. Ending2: Make sure that you read through the instructions thoroughly so that you know exactly what to do when you begin the test. [title] Answer the questions you know the answers to first. Ending3: [substeps] If your review is not worth it, just cancel it entirely. Some questions take longer than others to complete than others. Ending4: You may want to review them in another week or two. [substeps] For instance, you may have 30 minutes to answer all ten questions in one sitting, but not all of them in thirty minutes.

Answer format: ending1/ending2/ending3/ending4