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1. Bubbles flaws and other irregularities diffuse the light that passes through stained glass _________ the glass sparkle.

A. which making

B. and making

C. making

D. to making

𰸣C

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gģѼyIJҎ(gu)tʹ⾀^ܓprl(f)ɢ_ʹ

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