Answer:
Explanation:Marie and Pierre Curie found radium in a sample of uraninite in 1898. After the discovery, radium was used to cure many ailments.
Im pretty sure but not a hundred percsnt sure, I believe it is c, but it might be b.
Overall, the laws enacted in the aftermath of the Turner Rebellion enforced widespread illiteracy among slaves. As a result, most newly freed slaves and many free blacks in the South were illiterate at the end of the American Civil War.
The relations between the United States of America and the Union of Soviet Socialist Republics (1922–1991) succeeded the previous relations between the Russian Empire and the United States from 1776 to 1917 and precede today's relations between the Russian Federation and the United States that began in 1992. Full diplomatic relations between both countries were established in 1933, late due to the countries' mutual hostility. During World War II, both countries were briefly allies. At the end of the war, the first signs of post-war mistrust and hostility began to appear between the two countries, escalating into the Cold War; a period of tense hostile relations, with periods of détente.