[Q]: Which of the following solutions is better for the following goal:
Wash the fabric before creating a costume.

[A]: Add fabric to washing machine with one half cup of laundry detergent, wash on gentle cycle, a place in dryer.

[Q]: Which of the following solutions is better for the following goal:
To make a coffee that is more delicious than you are used to, you can

[A]: Make it with milk instead of water to give it a creamier taste

[Q]: Which of the following solutions is better for the following goal:
Cool room interior.

[A]: Put foil on windows to reflect sunlight.

[Q]: Which of the following solutions is better for the following goal:
To amplify your phone's speakers.

[A]:
Put your phone into an empty drinking glass or a bowl to boost the volume of its speakers.