[Q]: Which of the following solutions is better for the following goal:
To clean a blender without soap,

[A]: fill the blender with rubbing alcohol and salt and turn it on.

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

[A]: can mold molten metal

[Q]: Which of the following solutions is better for the following goal:
To get better rest at night,

[A]: don't use any electronics, especially your phone for an hour before bed.

[Q]: Which of the following solutions is better for the following goal:
Prevent house rodents.

[A]:
Duct tape steel wool at entrance points.