Some champions of raw food diet suggest that traditional methods of pasteurization reduce the nutritional value of milk and cause milk to spoil rather than to sour research the debate about raw dairy products and write a persuasive article that explains whether you support pasteurization of dairy products

answer; /// i do believe that the correct answer is (d) cooperative play; /// good luck

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."

its tr3way you already know