Please choose the correct ending to complete the given sentence: Education and Communications: [header] How to study for a science exam [title] Know the test format and subject material. [step] This is the best place to start, as you don't want to study things that won't be covered on the exam. [substeps] This will help you frame your studying so you can gather all relevant readings, notes, handouts, and labs.

Ending1: This will also help you decide how much time you need to allot to studying for the exam. Knowing the format of the exam will help you know what techniques would be best to study for the exam. Ending2: You will also study the length and number of sentences you are scheduled to ask for. Read through this material, making sure to ask for specific examples and handouts if any concrete questions come up. Ending3: Due dates for the test are often unpredictable. Your professor may want to reschedule the exam, but having time will give you a better chance of passing. Ending4: You'll also be able to think about topics that you might have trouble understanding on a test. This will help you avoid the stress of filling up lines.

Answer format: ending1/ending2/ending3/ending4