How effective is the introduction [paragraphs 1-4] at introducing the topic of who won the most medals at the 2026 Milan-Cortina Olympics

How effective is the introduction [paragraphs 1-4] at introducing the topic of who won the most medals at the 2026 Milan-Cortina Olympics?
A. It is effective because it describes what caused Norway to win so many medals.
B. It is not effective because it fails to compare the numbers of medals that were won.
C. It is effective because it explains the importance of competition at the Olympics and lists the top-performing countries.
D. It is not effective because it focuses more on the medals won by the United States than on those won by other countries.