Question: To fill up a water bottle,
Option 0: unscrew the lid of the bottle, place under the faucet, and turn on the water.  Once the water has filled the bottle, turn off the faucet and screw the lid back on.
Option 1: unscrew the lid of the bottle, place under the faucet, and turn off the water.  Once the water has filled the bottle, turn off the faucet and screw the lid back on.
Answer: 0