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:
The Romens constructed aqueducts throughout the republic and later empire to bring water from outside sources into cities and towns.
An important contribution of enslaved Africans employed in large-scale, specialized production of commodities in the Americas is the development of price-making markets across the Atlantic basin in regions (including Western Europe) that had long been dominated by non-market-oriented production.
Answer:
im ppretty sure its c dont be mad if im wrong let me know if im wrong plss so i can know
Explanation:
B) computer, because the space program required equipment that could perform very complicated calculations.
