During the fitting of the frame of a porcelain-fused-to-metal dental bridge, the frame is in contact with the antagonist teeth in the central occlusion, reaches the ledges on the abutment teeth, and is 0.3 mm thick. What would be the dentist's tactics in this case?

Answer options

1. File down the metal frame in the areas of contact with antagonist teeth
2. Pass on the frame to the next laboratory stage
3. Obtain an impression with the frame installed
4. Identify the areas that cause problems during the installation of the dental bridge
5. Finish preparation of the abutment teeth, obtain the working impression