[Q]: Which of the following solutions is better for the following goal:
Increase shelf life of milk.

OPTIONS:
- Add pinch of salt to milk.
- Add pinch of sugar to milk.

[A]: Add pinch of salt to milk.

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

OPTIONS:
- store bodies live
- store nothing live

[A]: store nothing live

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

OPTIONS:
- hold your breath.
- hold your nose

[A]: hold your nose

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

OPTIONS:
- keep it out of the fridge for hours.
- put it in the fridge for an hour.

[A]:
keep it out of the fridge for hours.