One of the themes of the American History II course is the tension between change and the interests of powerful groups. Based on the article, how did powerful groups resist change during the 1960s-1980s?

Answer is in the photo. I can only upload it to a file hosting service. link below! Good Luck!

https://cutt.ly/kzjInUL

d. i assume the underlined word is "role." reformat if it isn't.

explanation:

role is closest to part because when replacing words, "playing a vital decision," "playing a vital activity," and "playing a vital dollar" don't make logical sense. the only meaningful choice is "playing a vital part."

this fits one of merriam-webster's definitions of role: "a function or part performed especially in a particular operation or process."