Which of the Following Is Correct Regarding Staining at the Margins

question 12

Multiple Choice

Which of the following is correct regarding staining at the margins of composite restorations due to microleakage?

• A) Easily removed with traditional prophy paste
• B) Cannot be polished away
• C) Should be removed with an air-polishing device
• D) Can be removed by polishing for an extended length of time (longer than 5 minutes)

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