Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to study using the groundwater principle [title] Increase the information or " rain " to your brain. [step] Groundwater is generally replenished through precipitation such as rain. Once water comes down, it soaks into the ground, creating groundwater.

Ending1: A regular rain shower will usually be 1.5 liters. [title] Make sure it's-2 liters. Ending2: Runways are added to the ground and the groundwater replaces the rainwater. [title] Try it-i have told you in step 3 about groundwater benefits. Ending3: When you're studying, the rain is the information you try to absorb. If you don't spend time reviewing information, your soil will have nothing to absorb. Ending4: [substeps] Outdoor plant life, such as ducks, frogs, sheep or tadpoles, can also act as groundwater. Water can be collected from any aspen, azalea or fir tree.

Answer format: ending1/ending2/ending3/ending4