The correct answer is C. How did the role of religion in Europe change between the postclassical and modern eras?
Step-by-step explanation:
History refers to the discipline that studies events from the past and the way these evolve over time, this implies if a historian is examining the role the religion in history and wants to organize her study by period is probable she wants to know the role or importance of religion but also the way this role or importance changed over time in one specific context or multiple contexts and by including one or multiple historical periods such as the Ancient period, the Middle Ages, the Modern era, etc. Considering this, the question that she might ask is "How did the role of religion in Europe change between the postclassical and modern eras?" because from the options provided this is the only question that deals with the evolution of the role of religion and also includes periods which are the postclassical and the modern era.