This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Dental
The use of porcelain laminates is indicated for: 
Select and explain. 
A. Teeth in parafunction, B. Heavily restored teeth, C. Closure of 1 mm diastema, D. Lower anterior teeth
C: Closure of 1 mm diastema
Answer: C: Closure of 1 mm diastema 
Explanation: All other options are relative contraindications of porcelain veneers.