How does the section "Three Periods of the Ancient Celts" add to the central idea of the text? A It describes the belief system of the Celts, giving the reader clues as to why the culture still
exists today
B It establishes a timeline of events, illustrating the historical importance of discovering valuable
artifacts from the Celts
C It chronicles the lives of the Celts throughout history, providing details that enable the reader to
visualize the unique culture.
It highlights advancements made by the Celts, developing a foundation upon which
comparisons to modern Celts can be made.