SAT Question 1455b754: Words In Context answer and explanation

English - Words In Context - Fill In Blank Multi Word Phrase
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While recent scholarship has undermined claims that the works of twelfth-century Islamic philosopher Ibn Rushd were ______ other Muslim philosophers of his time, it is indisputable that his location in the Muslim-ruled area of what is now Spain meant that his works were primarily available thousands of miles west of the era’s center of Islamic thought.
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Difficulty:Hard
Which choice completes the text with the most logical and precise word or phrase?