[Q]: Which of the following solutions is better for the following goal:
How do you clean walls after removing wallpaper?

[A]: Mix hot water and a few drops of liquid dishwashing soap in a bucket. Soak a sponge in the solution and gently rub it onto a section of the wall, wiping away glue residue as it softens. Rinse soap from the walls and dry the surface with a clean rag or towel.

[Q]: Which of the following solutions is better for the following goal:
Recycle a light bulb as an oil lamp.

[A]: Recycle a light bulb as an oil lamp. Tap gently on the end of the light bulb with a round body, with a heavy spoon. The part should crack, allowing you to remove the filament portion. Unscrew the metal cap, but this is not necessary with all models. Fill with oil, soak a cotton wick and use as an oil lamp. Sit on a bottle cap or a bowl for stability.

[Q]: Which of the following solutions is better for the following goal:
To power up a fan.

[A]: Set the fan somewhere there is airflow in front and behind it, plug it in, and press the power button.

[Q]: Which of the following solutions is better for the following goal:
How do you rinse a bowl of blueberries?

[A]:
Place the bowl in the sink under the faucet, turn on the faucet until water covers the berries, swish the berries in the water with your hand, tip the bowl enough to drain the water without letting the berries fall out.