[Q]: Which of the following solutions is better for the following goal:
flour

[A]: sludge can be added into wok to thicken food

[Q]: Which of the following solutions is better for the following goal:
pliers

[A]: can kill tarantula if you strike them with it.

[Q]: Which of the following solutions is better for the following goal:
Add a macro lens to your smartphone.

[A]: Remove the lens from a laser pointer.

[Q]: Which of the following solutions is better for the following goal:
To keep warm on a brisk fall afternoon,

[A]:
wear a jacket when leaving the house.