GRE Text Completion: JiJing 1373-GRE填空机经1373题 - 7B2YYV848GGJ6EO3A

Lustig's critics argue that what makes him a compelling public speaker is his practice of citing evidence that is merely suggestive in support of a claim and insisting that this evidence is ____________. A. invaluable B. irrelevant C. indubitable D. immaterial E. insignificant F. incontrovertible