According to the article, what caused Marie Curie’s death? A. sadness over the death of Pierre Curie and his father B. not wearing protection while working with radioactive materials C. exhaustion from many years of hard work as a research scientist D. living on the battlefield during World War I Part B Which detail from the article supports the answer to Part A? A. “They lived the hard life of soldiers near the fighting . . .” (paragraph 3) B. “. . . the first woman in the world to earn a doctor’s degree in science.” (paragraph 7) C. “Marie’s world was suddenly turned upside down . . .” (paragraph 11) D. “. . . exposed to their harmful rays for many years before people realized their danger.” (paragraph 13)