Before concluding her research, a student revisits her ideas and confirms that the evidence she found strongly supports her ideas. What should she do next?

show the evidence

Explanation:

sumerians were polytheistic, meaning they believed in many different gods. so, the best answer is c.

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."