[Q]: Which of the following solutions is better for the following goal:
To wash the rubber rings made from the bike inner tube.

OPTIONS:
- Toss the rubber rings into a bowl with soapy water and wash using hands. Pour out the dirty soapy water and rinse with clean water.
- Toss the rubber rings into a bowl with clean water and wash using hands. Pour out the clean water and rinse with soapy water.

[A]: Toss the rubber rings into a bowl with soapy water and wash using hands. Pour out the dirty soapy water and rinse with clean water.

[Q]: Which of the following solutions is better for the following goal:
back of hand

OPTIONS:
- can be marked on with lipstick
- can be marked on with a chisel

[A]: can be marked on with lipstick

[Q]: Which of the following solutions is better for the following goal:
To air smoke out of the house while cooking,

OPTIONS:
- open a window and turn on a fan.
- close the windows and turn on a fan.

[A]: open a window and turn on a fan.

[Q]: Which of the following solutions is better for the following goal:
How can I hold a bun in place without a hair tie?

OPTIONS:
- Use a single toothpick threaded diagonally through the bun.
- Use a single chopstick threaded diagonally through the bun.

[A]:
Use a single chopstick threaded diagonally through the bun.