For How Many Seconds Should Dentin Be Etched

question 21

Multiple Choice

For how many seconds should dentin be etched?

• A) 10
• B) 20
• C) 40
• D) 60

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Definitions:

Frustration of Purpose

A legal defense allowing parties to terminate a contract when an unforeseen event undermines the contract's principal purpose, rendering it impossible to fulfill.

Doctrine

A belief or set of beliefs held and taught by a church, political party, or other group.

Intention

A psychological state involving a commitment or determination to carry out a specific action or achieve a specific outcome.

Intended Beneficiary

A third party in whose favor a contract is made.