[Q]: Which of the following solutions is better for the following goal:
To add water to cracked eggs,

[A]: carefully pour measured water by tipping the spoon sideways while pouring into a bowl with eggs.

[Q]: Which of the following solutions is better for the following goal:
To cut a length of steel pipe into smaller sections, you can

[A]: Use a miter saw to be able to pierce and separate the steel

[Q]: Which of the following solutions is better for the following goal:
How do I make sure worms don't get injured on the mesh grate when making a worm bin?

[A]: You can lightly hammer in the pointy edges of the mesh into the wood to prevent them from sticking out

[Q]: Which of the following solutions is better for the following goal:
Clean ink spot from purse.

[A]:
Apply hairspray and dab with napkin.