Premise: Marie Curie . In 1891 , aged 24 , she followed her older sister Bronisława to study in Paris , where she earned her higher degrees and conducted her subsequent scientific work . Her achievements included the development of the theory of radioactivity ( a term that she coined ) , techniques for isolating radioactive isotopes , and the discovery of two elements , polonium and radium .
Hypothesis: Marie Curie was a truck.
Label: CONTRADICTION