human
Question: Sand and iron particles that are similar in size and color are mixed together in a beaker. What would be the best method of separating the particles?

Choices:
A) Use tweezers to separate them.
B) Use a magnet to separate them.
C) Add water to the mixture.
D) Pour the mixture into a filter.
gpt
The correct answer is 1: Use a magnet to separate them..