Violation

The tooth preparation for a porcelain veneer must have a 1. rough surface. 2. space for the veneer material. 3. margin at least 1mm supragingivally. 4. definite finish line.

All of the above.

(1) (2) (3)

(1) and (3)

(2) and (4)

(4) only

Please describe the matter of abuse