Despondently she recalled their close relationship and the joy that they had shared in scientific research.

Marie was stunned by this horrible misfortune and endured heartbreaking anguish. A short time after they discovered radium, Pierre was killed by a horse-drawn wagon in 1906. Marie and Pierre were married in 1895 and spent many productive years working together in the physics laboratory. Marie was fortunate to have studied at the Sorbonne with some of the greatest scientists of her day, one of whom was Pierre Curie. Determined to receive a higher education, she defiantly left Poland and in 1891 entered the Sorbonne, a French university, where she earned her master’s degree and a doctorate in physics. She became disgruntled, however, when she learned that the university in Warsaw was closed to women. Her great exuberance for learning prompted her to continue with her studies after high school. At an early age, she displayed a brilliant mind and a blithe personality. Marie was born in 1867 in Warsaw, Poland, where her father was a professor of physics. Pierre and Marie’s amicable collaboration later helped to unlock the secrets of the atom. Together with her husband, Pierre, she discovered radium, an element widely used for treating cancer and studied uranium and other radioactive substances. Marie Curie was one of the most accomplished scientists in history.

Read the passage carefully and choose the best answer to each question out of the four alternatives.

What is another word for slow antonym