Staining at the Margins of Composite Restorations Due to Microleakage

question 6

Multiple Choice

Staining at the margins of composite restorations due to microleakage:

• A) is 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)

---

Definitions:

Customer Service Department

A designated division within a company focused on addressing customer inquiries, complaints, and support needs.

Time-Driven Activity-Based Costing

A costing method where costs are assigned based on the activities required for production and the amount of time each activity takes.

Customer Service Department

A division within a company that handles all interactions with customers, focusing on providing assistance, resolving issues, and ensuring satisfaction.

Customer Cost Analysis

A process of analyzing the costs associated with acquiring and servicing customers, often used to determine profitability by customer.