[Q]: Which of the following solutions is better for the following goal:
how do you center yourself?

[A]: stand up straight with your legs arms width apart.

[Q]: Which of the following solutions is better for the following goal:
To clean a motherboard.

[A]: Use a piece of clothe dipped in electronics cleaner liquid to wipe the surface.

[Q]: Which of the following solutions is better for the following goal:
To indicate wet patches on carpet.

[A]: To indicate where a wet patch is on a carpet, to stop family members getting their socks wet by treading on it, place a dry paper towel over the patch.

[Q]: Which of the following solutions is better for the following goal:
How can I steady and secure my miter box?

[A]:
Screw a piece of 22 to the bottom of the miter box, clamp the 22 in a vise and cut clean, accurate miters every time.