Question:
Goal: How to melt wax.

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Fill a large saucepan about half full with water and place it on the stove to heat. Place your wax in a clean coffee can then put the smaller coffee can in the larger saucepan and heat over medium-low heat until the wax is completely melted.

Question:
Goal: To prevent a light leak in a homemade camera, you can

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Paint the insides black

Question:
Goal: how do you dismantle a table?

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
take it apart.