Which of the following statements about indirect pulp capping is false?: (A) Some leathery caries may be left in the preparation., (B) A liner is generally recommended in the excavation., (C) The operator should wait at least 6 to 8 weeks before re-entry (if then)., (D) The prognosis of indirect pulp capping treatment is poorer than that of direct pulp capping.
Answer is D. When doing an indirect pulp capping, some caries may be left. A  liner  is usually placed over the excavated area, and the area may be assessed 6 to 8 weeks later. Regardless, the indirect pulp capping prognosis is better than the prognosis for direct pulp capping.