[Q]: Which of the following solutions is better for the following goal:
Apply eye liner

[A]: Start at the inner corner of the eye, and trace as close to the lash line as possible to the other corner of your eye

[Q]: Which of the following solutions is better for the following goal:
use nail polish to keep a button on

[A]: If your button is starting to unravel, paint some nail polish on the thread and button to keep it on until you can get it sewn back on

[Q]: Which of the following solutions is better for the following goal:
How do you clean paint splatter off a sliding glass door?

[A]: Hold a utility razor blade by the safety edge and scrape the paint of in a sweeping motion.

[Q]: Which of the following solutions is better for the following goal:
How to paint keys.

[A]:
Paint keys with nail polish and nail polish brush. Let dry on newspaper.