<span>The present-day medical technology that Marie Curie's work helped to develop is C. x-rays. She was a famous physicist and chemist who worked a lot on radioactivity, as well as x-rays that are used today in medicine to scan the body for harmful objects and to scan the bones for fractures. For A, a Swede named Carl-Olof Siggesson Nylen was responsible. B, Albert Sabin developed the vaccine for polio. D, John Braxton Hicks was the first one who worked in such a hospital.</span>
One significant event that lead to the passage of the Voting Rights Act of 1965 was the March from Selma to Montgomery. The purpose of this peaceful protest was to register black voters in the state of Alabama. However, these peaceful protestors were met with violence from white citizens who did not want to see blacks have a significant voice in the political realm. This outbreak of violence showed that the federal government needed to make a law to help protect African-American voting rights, hence resulting in the Voting Rights Act of 1965.
