Answer:
The attacks were unexpected by the American public. :) hope this helps
Explanation:
Answer: 1. Make sure to rephrase to question, example: Why it is important to learn about 9/11. It is important because, learning about the past has an effect on the future. 9/11 also have an impact on our health now. People who were involved in 9/11 could have PTSD, depression.
Explanation:
