I think the answer is experience. I'm sorry if I'm wrong though.
A pod is a shell that holds a plant's seeds (such as peas). When these pods become ripe, they burst open, releasing the seeds to the ground.
The comparison implies that the children were desperate to go outside, so that when the door was open, they burst out desperately and suddenly, just like the peas of a pod.
Answer:
Answers A and B both prove the point of the question.
Answer:
Using flashcards is the most effective way to study.
Hope this helps!!
A. Turning off the water while you brush your teeth, or washing the dishes