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

[A]: is used to hold you up while you use colander for pasta.

[Q]: Which of the following solutions is better for the following goal:
Make splinter removals less painful.

[A]: Put a paste of baking soda and water on a splinter and leave for a few minutes, the baking soda will push the splinter out saving your child an unnecessarily painful splinter removal.

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

[A]: can retain water

[Q]: Which of the following solutions is better for the following goal:
Cut a slot into the end of the wood.

[A]:
Once you have drawn the slot on the wood with pencil lay it on a flat surface. Hold the wood down with a clamp and use a jigsaw to cut around your pencil marks.