Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to thresh and winnow [title] Choose a good day. [step] Choose a day when there isn't much wind and when it is dry. Don't try to do this when it's raining, windy, or muddy.

Ending1: It will look clumsy and result in the risk of equipment losing its lot. Also, the wind increases the risk of evaporation, which leads to increased waste. Ending2: Neither is an ideal time because you can get wet. [title] Locate a bath place on your property. Ending3: [title] Lay a clean tarpaulin down on the ground. [step] Do this near where you plan to cut down the relevant plants. Ending4: Better to do this during the day (for example, on cloudy days). If it's raining, choose a day that is neither too cloudy nor too dry.

Answer format: ending1/ending2/ending3/ending4