Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to keep an rv water hose from freezing [title] Fill your fresh water holding tank with water, about 3/4 of the way full. [step] Having fresh water in your tank ensures you will have ample fresh water supplies after disconnecting your water hose, but by only filling 3/4 of the way, you leave room in the tank for expansion. [title] Disconnect your rv water hose.

Ending1: [step] Before switching off your water hose, turn it off. Make sure to turn off your device's power supply. Ending2: [step] Detach it from the rv connection and water supply line. Place it in a covered area away from cold. Ending3: [step] Using your bucket, fill it with fresh water. Place the bucket and water tank over the hose. Ending4: [step] The nozzle attached to the water line connects your rv water tank to water supply. Disconnect the hose to allow the water to flow freely into the tank.

Answer format: ending1/ending2/ending3/ending4