what am i trying to figure out
You didn't place any of your following answers, which makes it difficult for people to help. What do you think it is? Out of the options that you have.
Answer:
Geography it is a class where you learn about the world
Answer:
b is the right answer hope u understand the answer
Answer:
hand a rock to another person and do that in a line what makes it effecent is the fact that one person doesn't have to bring the rocks back and forth on there own
Explanation:
it makes it go quicker
