Question:
Goal: Use a magnifying glass to kill an ant.

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
When the sun is out, hold the magnifying glass above an ant at a distance so the suns rays focus on the ant.

Question:
Goal: Open a can of tuna.

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Clamp down on the edge of the can with the can opener, then twist the crank to cut open the lid of the can.

Question:
Goal: To mash cream cheese to a softer texture, you can

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Place the cream cheese in a bowl and use a fork to mash it