Dental In case of cast restoration, if the contact is open what should be done to prevent the complications? A A new casting should be done B A new contact area must be soldered to the casting C The cavity preparation should be refined further D Leave it as it is, no complications occur 💡 Explanation In case of cast restoration, if the contact is open what should be done to prevent the complications? ✓ Correct Answer: B. A new contact area must be soldered to the casting