Which Statement Is True

question 22

Multiple Choice

Which statement is true?

• A)If loss of tooth structure becomes greater than the remaining tooth structure, the tooth is nonrestorable.
• B)When using retention pins, one pin is placed for each missing cusp.
• C)Retention pins are screwed into the pulp of the tooth for greater support.
• D)Retention pins are available in varying lengths and types of metals.

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