Which of the following problems of a permanent fixed bridge, detected at the delivery appointment, can be caused by an inadequate temporary restoration?
1. Hypersensitivity of the abutments that decreases after permanent luting.
2. Exposed gingival margins in an esthetic area.
3. Contacts with adjacent teeth that prevent complete seating of the bridge.
4. Need for significant occlusal adjustment
(1) and (3)
(2) and (4)
(1) (2) (3)
All of the above.
(4) only
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