SAT Question 80ebb189: Words In Context answer and explanation

English - Words In Context - Fill In Blank Single Word
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As an architect in Los Angeles in the 1950s, Helen Liu Fong became known for avoiding ______ designs in her buildings. Instead of using standard shapes and colors, she typically explored innovative forms and daring hues.
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Difficulty:Easy
Which choice completes the text with the most logical and precise word or phrase?