Answer:
it changed because the fire nation attacked, naw im just kidding, the real reason is becasue the government changed, and the warrior class began to run the country.
Explanation:
i think the answer is the third one
Answer: A.discussing the topic with other people
B.reading about the topic online or in books
C.understanding different viewpoints on the topic
E.organizing information about the topic into categories
Explanation:Hope this helps.