[Q]: Which of the following solutions is better for the following goal:
Mark liquid levels in a bottle.

[A]: Draw lines with nail polish.

[Q]: Which of the following solutions is better for the following goal:
To lighten skin naturally

[A]: apply aloe vera gel on skin daily.

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

[A]: is cleaning itself

[Q]: Which of the following solutions is better for the following goal:
To hit the rest button on an electronic device,

[A]:
use a fine tip of a pen.