Question:
Goal: Remedy for plants turning brown and dying.

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Well before they completely keel over, add a dilution of hydrogen peroxide and water (1:1) to the soil. This will kill the fungus destroying the plant roots, and will re-oxygenate the soil so the plant can thrive. Don't spray on leaves though, it will burn them.

Question:
Goal: Give Barbie doll hair dye.

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Rub kool-aid powder and hairspray onto Barbie's hair.

Question:
Goal: To clean an electric razor.

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Disassemble your electric razor as you usually would to clean it. You need to be able to access the blades and the screens. Once disassembled, CAREFULLY brush the blades while running them under hot water, then rinse them with hot water. Brush and rinse the screens under hot water also. Then, reassemble the razor.