Before nails were invented, carpenters,furniture makers ship builders
D: change is the correct answer
Answer:
Though Sputnik was a relatively simple satellite compared with the more complex machines to follow, its beeping signal from space galvanized the United States to enact reforms in science and engineering education so that the nation could regain technological ground it appeared to have lost to its Soviet rival.
The most important and immediate needs of women in today's world is freedom, equal pay for the work they do that men also do, RESPECT from the male population throughout the world! Men should not be able to control a woman just because she is female. Women should not have to suffer abuse at the hand of men because they think they own her because of marriage or other relationships.