Question:
Goal: crayon

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
can color paper easily

Question:
Goal: How can I get cat poop out of my sofa?

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Spray the stain down with some stain remover and blot it out with a rag.

Question:
Goal: remove dust from binocular lenses

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Moisten a Q-tip with water and float off any remaining dust, wipe the lens with a very soft cotton cloth