<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>
Answer:
Significance of Peterloo Massacre
The London and national papers shared the horror felt in the Manchester region, but Peterloo's immediate effect was to cause the government to pass the Six Acts, which were aimed at suppressing any meetings for the purpose of radical reform. It also led indirectly to the foundation of the Manchester Guardian newspaper.
Explanation: