Goal and options: Make a plastic grocery bag dispenser.

OPTIONS:
- Cut a soda bottle in half, mount and pull bags through bottle opening.
- Cut a soda bottle in fourths, mount and pull bags through bottle opening.
output answer: Cut a soda bottle in half, mount and pull bags through bottle opening.

Goal and options: How can I fix a knife that is dull or has a chipped blade?

OPTIONS:
- Using a whetstone, place the knife at a 90 degree angle on the stone and cut into the stone. Repeat this cutting motion for about 6-8 times, and then clean the knife properly.
- With a whetstone, place the knife at a 20 degree angle on the stone, and draw it back towards you in a cutting motion, as you move the knife down. Repeat 6-8 times for both sides of the knife.
output answer: With a whetstone, place the knife at a 20 degree angle on the stone, and draw it back towards you in a cutting motion, as you move the knife down. Repeat 6-8 times for both sides of the knife.

Goal and options: how do you save breast milk?

OPTIONS:
- put it in the fridge for as long as you need to, up to 6 months.
- freeze it for as long as you need to, up to 6 months.
output answer:
freeze it for as long as you need to, up to 6 months.