Dental Black Triangles’ act as a source of plaque accumulation and flossing interference, this should be treated by: A Fill the entire embrasure space with pink porcelain B Andrew's bridge system can be given C Large pontics can be given D Both 1 & 2 💡 Explanation Black Triangles' act as a source of plaque accumulation and flossing interference, this should be treated by: ✓ Correct Answer: D. Both 1 & 2