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
Addition of synthetic resins to zinc oxide eugenol cement is said to 
Select and explain. 
A. Increase the strength, B. Reduce solubility, C. Reduce film thickness, D. None of the above
A: Increase the strength
Answer: A: Increase the strength 
Explanation: None