[Q]: Which of the following solutions is better for the following goal:
To attach the eggs to the bird nest cookies after they have hardened

[A]: dip the bottom of eggs with melted butterscotch before placing them in the center of each cookie.

[Q]: Which of the following solutions is better for the following goal:
How do I extinguish a fire

[A]: Grab a fire extinguisher and release the pin

[Q]: Which of the following solutions is better for the following goal:
To put keys on your key ring without chipping nails.

[A]: Easily add keys to your key ring using a staple remover by separating the metal of the key ring with the prongs of the staple remover.

[Q]: Which of the following solutions is better for the following goal:
How can I keep my home cooler in summer?

[A]:
Any appliance that's left on will generate heat and most will continue to do so to some degree as long as they're plugged in so whenever possible, use power strips and unplug everything you can when you're not using it and your home will be cooler in no time.