The articles of confederation did not fully reflect the principle of "republicanism" because

you should think about the answers you give and expect the same form your questions.

which sentences ? that question is incomplete

the answer to your question is,

old stone age.

-mabel < 3

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."