Hey there!
The correct answer is
The first option is incorrect, because it's just a different way of saying the original sentence.
The second option is correct, because it shows how the bird stores food.
The third option is incorrect because it is representing a habit, not a way of gathering food.
The fourth option isn't clear, because it is talking about one of the steps in the middle of a process.
The fifth option isn't related at all to storing food.
Have a terrificly amazing day! :)