Answer:
Muhammad Ali was one of the greatest boxers in history, the first fighter to win the world heavyweight championship on three separate occasions. In addition, he was known for his social message of black pride and black resistance to white domination and for refusing induction into the U.S. Army during the Vietnam War.
Answer: Yes, No, No, No, Yes, No
Explanation:
The first one is correct and uses the Oxford comma. The second one needs an apostrophe for "companion's". The third one is missing a comma. The fourth one is correct. The fifth one needs the question mark inside the quotation marks. Hope this helps!