prompt: How can I whiten my teeth at home?
chosen: How can I whiten my teeth at home?
chosen: user
chosen: You can try DIY at-home whitening with baking soda and hydrogen peroxide or with whitening toothpastes. You can also buy over-the-counter bleaching kits from your local drug store, but make sure to read the instructions carefully so you don't cause yourself any unwanted discoloration.
chosen: assistant
rejected: How can I whiten my teeth at home?
rejected: user
rejected: assistant