Please choose the correct ending to complete the given sentence: Education and Communications: [header] How to study for an ap chemistry exam [title] Make a study plan. [step] Ideally, you want to start reviewing early in april to give yourself enough time to really study everything. Set aside at least an hour each day to review the material or do practice questions.

Ending1: Then, set aside at least a 4-hour period each morning to read the material and review it that evening. Use this time as an opportunity to take a quick shower, answer any questions you have, or even write down questions on your assignment sheets. Ending2: There are many ways to do this, but generally speaking, they will be completed in the morning, before class, in the middle of the night, or anywhere between one and two weeks before the exam. [substeps] It's best to review 40 microreport before you take the exam so you know it's passed. Ending3: If you didn't start studying early, you'll need to make a condensed plan. Make an outline of all the concepts you need to study and prioritize them based on the likelihood it will be on the test and your mastery of the material. Ending4: This should give you enough time to not just finish all this studying, but to study all of the stuff you'll actually take with you the next time you graduate. [substeps] You can start studying mid-august or right before the psat, if that's your schedule.

Answer format: ending1/ending2/ending3/ending4