Which of the following best expresses the main idea of the passage? A. Explanationism is a superior theory to predictionism. B. Two very different ideas can both be used to successfully investigate scientific theories. C. Copernicus's model of the solar system was more accurate than Brahe's due to explanationism. D. One cannot posit a physical theory without predictive power or previous observations. E. A predictionist and an explanationist will always diverge on whether a scientific theory is correct.