Answer ALL of the following questions with at least 1 to 2 paragraphs for each. You need to make sure to use complete sentences, includiing information from the three mediums we have been using from Dr. Martin Luther King Jr. (written speech, audio and video) Cite evidence from the mediums we have used, your own experience, and other literature, art, or history in your answer. 1. How has America changed over time? 2. How did America's treatment of African Americans change through history and how has it changed since this Speech was delivered in 19637 3. What additional change is Martin Luther King Jr. demanding in his speech? (any evidence may be used from Martin Luther's "I have a dream speech")​