Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to drill a clay pot [title] Soak the pot overnight. [step] Place the clay pot in a large bucket and cover it with water. Allow the unglazed clay to soak in the water for at least one hour, leaving it there overnight for best results.

Ending1: [substeps] Fill the pot with enough water so that the pot is completely submerged but is not overflowing. Slide a wooden block over a mixing bowl to add the clay. Ending2: [substeps] Thoroughly saturated terra cotta clay is easier to drill through. Water acts as both a lubricant and a cooling agent, which makes it easier for the drill bit to work its way through without causing damage to the clay or overheating. Ending3: Drain the water and drain it from the pot slowly before pouring it into your sandbox. Follow the directions that come with your clay pot. Ending4: [substeps] Turn the pot off and pour out as little water as possible. To prevent your pot from becoming soaking wet, turn off the water as soon as you open it.

Answer format: ending1/ending2/ending3/ending4