Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to take the pssa [title] About two months earlier, start reviewing your basic concepts. [step] Multiplication facts, how to use a calculator, summarizing, basic everyday words you have trouble spelling, writing strategies you've been taught, things like that. Don't go overboard like studying every single thing in your science textbook.

Ending1: After doing an internet search, you will come across columns showing all your concepts, especially the more basic concepts you have trouble remembering. [title] These start a month before and maybe after your semester start. Ending2: Half the things in there won't be on the test. [title] Have a good night's sleep before exam (9 hours). Ending3: For example, ask yourself if you would include all the parts of a typical science textbook, or maybe combine addition and subtraction. [title] Examine each portion and write down every concept you're stumped about. Ending4: Remember that this is your first piece of knowledge and not a judge. [substeps] For instance, if you know that x is dietary or mineral based, mention this in the final part.

Answer format: ending1/ending2/ending3/ending4