4. What move made by Hitler in 1936 violated the Treaty of Versailles?
O A. He helped the Nazi Party take
control of Germany.
B. He moved military forces into the
Rhineland.
O C. He traded with foreign nations.
O D. He had a military.

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."

answer; sutherland-differential association;