Answer: The second option.
Explanation:
Well this is a very opinionated question but personally:
Astronauts improve society by using the newest and most expensive technology to be able to explore space as we know it.
Answer: <u>B. trade from the sahara</u>
Hope this helps!
Greg Heffley as he attempts both to deal with his Grandpa's moving in, and dealing without modern comforts while attending Hardscrabble Farm. Greg gets roped into volunteering at the park as well. is the answer to the question