When my family moved to the united states from cuba, we brought our religion and culture with us. we celebrated christmas on christmas eve and called it noche buena. we also celebrated a sweet 15 on sweet for girls rather than sweet 16. we call that quinceanera. this is called

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; knowledge,reason,and judgement;