[Q]: Which of the following solutions is better for the following goal:
How do I make sure my cat's fur is not matted or tangled?

[A]: Brush or comb your cat often, in addition to other forms of grooming. Use the correct brush for your cat's fur, brushes for short hair, and combs for longer hair. Brush/comb with the grain, not against it.

[Q]: Which of the following solutions is better for the following goal:
How to color peacock feathers.

[A]: Dip feathers into cups of blue, green, and purple dyes.

[Q]: Which of the following solutions is better for the following goal:
To carve the main shape of a knife out of wood, you can

[A]: Use a razor blade to carefully shape the edges

[Q]: Which of the following solutions is better for the following goal:
How can I safely clean undermy keyboard?

[A]:
The best way to clean keyboard keys is to start by shaking things up namely by shaking your laptop. Simply turn off your laptop, unplug it from the charger, and turn it upside-down with the screen open and the keyboard facing downward. Gently shake it over a trash can to empty out loose debris from your keyboard.