What did Miro accomplish during his career

His work began to achieve great power through increased simplicity, intensified color, and abstraction, as in the Bullfight (1945), Woman and Bird in Moonlight (1949), and Painting (1953). He was awarded the Grand Prix International at the Venice Biennale for his graphic work.

Explanation:

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the answer is a quran

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."