Final answer:
The correct option is A. England experienced multiple changes in its official religion within a span of 30 years. These changes were influenced by the Reformation period and resulted in shifts between Catholicism, Protestantism, and Anglicanism.
Step-by-step explanation:
England's official religion changed 4 times within 30 years. This topic falls under the subject of History. England experienced significant religious changes during the 16th century, primarily due to the Reformation period.
The introduction of new religious ideas and conflicts between different religious factions led to multiple changes in England's official religion. For example, during the reigns of Henry VIII, Edward VI, Mary I, and Elizabeth I, England's official religion shifted from Catholicism to Protestantism, then back to Catholicism, and finally to Anglicanism.